Volume 1. Physical oceanographic and meteorological data
 from principal participating ships,
first survey cruise, February-March 1967

Love, C. M. (Ed.) (1972). Physical oceanographic and meteorological data from principal participating ships, first survey cruise, February-March 1967. EASTROPAC Atlas, vol. 1. Washington, D. C.: National Marine Fisheries Service.

Front cover
Inside front cover
Notice to recipients
Errata 1, cont.
Errata 2
Title page, cont.

List of Figures iii, iv, v, vi, vii, viii, ix

PREFACE, cont. By Alan R. Longhurst

INTRODUCTION. By Cuthbert M. Love
EASTROPAC cruises
Program of observations
Preparation of Atlas charts
Organization of the Atlas, cont.
Acknowledgments

COLLECTION AND PROCESSING OF THE DATA
Temperature, salinity, and derived quantities. By Bruce A. Taft and Forrest R. Miller
Thickness of  the upper mixed layer. By Robert W. Owen, Jr.
Dissolved oxygen. By Robert W. Owen, Jr.
Meteorology. By Forrest R. Miller
Nutrient chemistry. By William H. Thomas
Phytoplankton standing stocks and production. By Robert W. Owen, Jr. and Bernt Zeitzschel
Zooplankton and fish larvae. By R. Michael Laurs
Micronekton. By Maurice Blackburn
Birds, fish schools, and marine mammals. By R. Michael Laurs

LITERATURE CITED

Reference maps and track charts

FIGURE RM-a. Reference map of the main portion of the EASTROPAC area.
FIGURE RM-b. Reference map of the southern coastal portion of the EASTROPAC area.
FIGURE 10-TC-a. Locations of stations occupied by participating ships in the main portion of the EASTROPAC area during the first survey period, February-March 1967.
FIGURE 10-TC-b. Locations of stations occupied by participating ships in the southern coastal portion of the EASTROPAC area during the first survey period, February-March 1967.
FIGURE 20-TC. Locations of stations occupied by participating ships during the first monitor period, April-May 1967.
FIGURE 30-TC. Locations of stations occupied by participating ships during the second monitor period, June-July 1967.
FIGURE 40-TC-a. Locations of stations occupied by participating ships in the main portion of the EASTROPAC area during the second survey period, August-September 1967.
FIGURE 40-TC-b. Locations of stations occupied by participating ships in the southern coastal portion of the EASTROPAC area during the second survey period, August-September 1967.
FIGURE 50-TC. Locations of stations occupied by participating ships during the third monitor period, October-November 1967.
FIGURE 60-TC. Locations of stations occupied by participating ships during the fourth monitor period, December 1967 - January 1968.
FIGURE 70-TC-a. Locations of stations occupied by participating ships in the main portion of the EASTROPAC area during the third survey period, February-March 1968.
FIGURE 70-TC-b. Locations of stations occupied by participating ships in the southern coastal portion of the EASTROPAC area during the third survey period, February-March 1968.

Surface and near-surface properties

FIGURE 10-T-s(a). Temperature (°C) at the sea surface in the main portion of the EASTROPAC area, February-March 1967.
FIGURE 10-T-s(b). Temperature (°C) at the sea surface in the southern coastal portion of the EASTROPAC area, February-March 1967.
FIGURE 10-ML. Thickness of the mixed layer in meters, February-March 1967.
FIGURE 10-S-s(a). Salinity (‰) at the sea surface in the main portion of the EASTROPAC area, February-March 1967.
FIGURE 10-S-s(b). Salinity (‰) at the sea surface in the southern coastal portion of the EASTROPAC area, February-March 1967.
FIGURE 10-O2Sa-10. Oxygen saturation (%) at 10 meters, February-March 1967.

Properties on isanosteric surfaces

FIGURE 10-δ300-z. Depth (m) of the surface where δT=300 cl/t, February-March 1967.
FIGURE 10-S-δ300. Salinity (‰) on the surface where δT=300 cl/t, February-March 1967.
FIGURE 10-AP-δ300. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=300 cl/t, February-March 1967.
FIGURE 10-O2-δ300. Oxygen (ml/l) on the surface where δT=300 cl/t, February-March 1967.
FIGURE 10-δ250-z. Depth (m) of the surface where δT=250 cl/t, February-March 1967.
FIGURE 10-S-δ250. Salinity (‰) on the surface where δT=250 cl/t, February-March 1967.
FIGURE 10-AP-δ250. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=250 cl/t, February-March 1967.
FIGURE 10-O2-δ250. Oxygen (ml/l) on the surface where δT=250 cl/t, February-March 1967.
FIGURE 10-δ200-z. Depth (m) of the surface where δT=200 cl/t, February-March 1967.
FIGURE 10-S-δ200. Salinity (‰) on the surface where δT=200 cl/t, February-March 1967.
FIGURE 10-AP-δ200. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=200 cl/t, February-March 1967.
FIGURE 10-O2-δ200. Oxygen (ml/l) on the surface where δT=200 cl/t, February-March 1967.
FIGURE 10-δ160-z. Depth (m) of the surface where δT=160 cl/t, February-March 1967.
FIGURE 10-S-δ160. Salinity (‰) on the surface where δT=160 cl/t, February-March 1967.
FIGURE 10-AP-δ160. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=160 cl/t, February-March 1967.
FIGURE 10-O2-δ160. Oxygen (ml/l) on the surface where δT=160 cl/t, February-March 1967.

Meteorology

FIGURE 10-MW-1. Analyses of the surface air pressure and surface winds for the period February 1-14, 1967.
FIGURE 10-MW-2. Analyses of the surface air pressure and surface winds for the period February 15-28, 1967.
FIGURE 10-MW-3. Analyses of the surface air pressure and surface winds for the period March 1-17, 1967.
FIGURE 10-MW-4. Analyses of the surface air pressure and surface winds for the period March 18-31, 1967.
FIGURE 10-MT-1. Analysis of sea surface temperatures for the period February 1-14, 1967.
FIGURE 10-MT-2. Analysis of sea surface temperatures for the period February 15-28, 1967.
FIGURE 10-MT-3. Analysis of sea surface temperatures for the period March 1-17, 1967.
FIGURE 10-MT-4. Analysis of sea surface temperatures for the period March 18-31, 1967.
FIGURE 10-MC-1. Analyses of the surface dew-point temperature of the air and total cloud cover for the month of February 1967.
FIGURE 10-MC-2. Analyses of the surface dew-point temperature of the air and total cloud cover for the month of March 1967.

Temperature and salinity

FIGURE 11-T-v1. Vertical distribution of temperature (°C) along 119° W, from 28°36' N to 6°21' S, January 25 - February 9, 1967.
FIGURE 11-T-v2. Vertical distribution of temperature (°C) along 119° W, from 1°14' S to 20°00' S, February 7-14, 1967.
FIGURE 11-T-v3. Vertical distribution of temperature (°C) along 20° S, February 14-16, 1967.
FIGURE 11-T-v4. Vertical distribution of temperature (°C) along 126° W, from 19°59' S to 6°38' S, February 16-21, 1967.
FIGURE 11-T-v5. Vertical distribution of temperature (°C) along 126° W, from 12°42' S to 22°33' N, February 19-March 3, 1967.

FIGURE 11-S-vl. Vertical distribution of salinity (‰) along 119° W, from 28°36' N to 6°21' S, January 25-February 9, 1967.
FIGURE 11-S-v2. Vertical distribution of salinity (‰) along 119° W, from 1°14' S to 20°00' S, February 7-14, 1967.
FIGURE 11-S-v3. Vertical distribution of salinity (‰) along 20° S, February 14-16, 1967.
FIGURE 11-S-v4. Vertical distribution of salinity (‰) along 126° W, from 19°59' S to 6°38' S, February 16-21, 1967.
FIGURE 11-S-v5. Vertical distribution of salinity (‰) along 126° W, from 12°42' S to 22°33' N, February 19-March 3, 1967.

Thermosteric anomaly and geostrophic velocity

FIGURE 11-δ-vl. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 119° W, from 28°36' N to 6° 21' S, January 25- February 9, 1967.
FIGURE 11-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 119° W, from 1°14' S to 20°00' S, February 7-14, 1967.
FIGURE 11-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 20° S, February 14-16, 1967.
FIGURE 11-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 126° W, from 19°59' S to 6°38' S, February 16-21, 1967.
FIGURE 11-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 126° W, from 12°42' S to 22°33' N, February 19-March 3, 1967.

FIGURE 11-G-vl. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 119° W, from 20°00' N to 6°21' S, January 28-February 9, 1967.
FIGURE 11-G-v2. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 119° W, from 1°14' S to 20°00' S, February 7-14, 1967.
FIGURE 11-G-v3. Vertical distribution of the meridional component of geostrophic velocity (cm/sec), relative to 500 db, along 20° S, February 14-16, 1967.
FIGURE 11-G-v4. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 126° W, from 19°59' S to 6°38' S, February 16-21, 1967.
FIGURE 11-G-v5. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 126° W, from 12°42' S to 20°01' N, February 19-March 2, 1967.

Oxygen

FIGURE 11-O2-vl. Vertical distribution of oxygen (ml/l) along 119° W, from 20°00' N, to 6°21' S, January 28-February 9, 1967.
FIGURE 11-O2-v2. Vertical distribution of oxygen (ml/l) along 119° W, from 1°14' S to 20°00' S, February 7-14, 1967.
FIGURE 11-O2-v3. Vertical distribution of oxygen (ml/l) along 20° S, February 14-16, 1967.
FIGURE 11-O2-v4. Vertical distribution of oxygen (ml/l) along 126° W, from 19°59' S to 6°38' S, February 16-21, 1967.
FIGURE 11-O2-v5. Vertical distribution of oxygen (ml/l) along 126° W, from 12°42' S to 20°01' N, February 19-March 2, 1967.

Temperature and salinity

FIGURE 12-T-vl. Vertical distribution of temperature (°C) along a section from 29° N near the coast of Baja California to 12° N, 112° W, February 8-12, 1967.
FIGURE 12-T-v2. Vertical distribution of temperature (°C) along a section from 12° N, 112° W to Manzanillo, February 12-16, 1967.
FIGURE 12-T-v3. Vertical distribution of temperature (°C) along a section from Acapulco to 12° N, 105° W, February 19-21, 1967.
FIGURE 12-T-v4. Vertical distribution of temperature (°C) along 105° W, February 21-March 6, 1967.
FIGURE 12-T-v5. Vertical distribution of temperature (°C) along a southeast-northwest section from 20° S, 105° W to 10° S, 112° W, March 6-9, 1967.
FIGURE 12-T-v6. Vertical distribution of temperature (°C) along 112° W, March 9-21, 1967.

FIGURE 12-S-vl. Vertical distribution of salinity (‰) along a section from 29° N near the coast of Baja California to 12° N, 112° W, February 8-12, 1967.
FIGURE 12-S-v2. Vertical distribution of salinity (‰) along a section from 12° N, 112° W to Manzanillo, February 12-16, 1967.
FIGURE 12-S-v3. Vertical distribution of salinity (‰) along a section from Acapulco to 12° N, 105° W, February 19-21, 1967.
FIGURE 12-S-v4. Vertical distribution of salinity (‰) along 105° W, February 21-March 6, 1967.
FIGURE 12-S-v5. Vertical distribution of salinity (‰) along a southeast-northwest section from 20° S, 105° W to 10° S, 112° W, March 6-9, 1967.
FIGURE 12-S-v6. Vertical distribution of salinity (‰) along 112° W, March 9-21, 1967.

Thermosteric anomaly and geostrophic velocity

FIGURE 12-δ-vl. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from 29° N near the coast of Baja California to 12° N, 112° W, February 8-12, 1967.
FIGURE 12-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from 12° N, 112° W to Manzanillo, February 12-16, 1967.
FIGURE 12-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from Acapulco to 12° N, 105° W, February 19-21, 1967.
FIGURE 12-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 105° W, February 21-March 6, 1967.
FIGURE 12-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southeast-northwest section from 20° S, 105° W to 10° S, 112° W, March 6-9, 1967.
FIGURE 12-δ-v6. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 112° W, March 9-12, 1967.

FIGURE 12-G-v2. Vertical distribution of the component of geostrophic velocity (m/sec), relative to 500 db, normal to a section from 12° N, 112° W to Manzanillo, February 12-16, 1967.
FIGURE 12-G-v3. Vertical distribution of the component of geostrophic velocity (m/sec), relative to 500 db, normal to a section from Acapulco to 12° N, 105° W, February 19-21, 1967.
FIGURE 12-G-v4. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 105° W, February 21-March 6, 1967.
FIGURE 12-G-v5. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a section from 20° S, 105° W to 10° S, 112° W, March 6-9, 1967.
FIGURE 12-G-v6. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 112° W, March 9-21, 1967.

Oxygen

FIGURE 12-O2-v2. Vertical distribution of oxygen (ml/l) along a section from 12° N, 112° W to Manzanillo, February 12-16, 1967.
FIGURE 12-O2-v3. Vertical distribution of oxygen (ml/l) along a section from Acapulco to 12° N, 105° W, February 19-21, 1967.
FIGURE 12-O2-v4. Vertical distribution of oxygen (ml/l) along 105° W, February 21-March 6, 1967.
FIGURE 12-O2-v6. Vertical distribution of oxygen (ml/l) along 112° W, March 9-21, 1967.

Temperature and salinity

FIGURE 13-T-vl. Vertical distribution of temperature (°C) along 88° W, February 1-4, 1967.
FIGURE 13-T-v2. Vertical distribution of temperature (°C) along 92° W, February 7-21, 1967.
FIGURE 13-T-v3. Vertical distribution of temperature (°C) along 20° S, February 21-23, 1967.
FIGURE 13-T-v4. Vertical distribution of temperature (°C) along 98° W, February 23-March 8, 1967.
FIGURE 13-T-v5. Vertical distribution of temperature (°C) along a section from Acapulco to 12° N, 105° W, March 13-15, 1967.
FIGURE 13-T-v6. Vertical distribution of temperature (°C) along 95° W, March 17-20, 1967.

FIGURE 13-S-vl.  Vertical distribution of salinity (‰) along 88° W, February 1-4, 1967.
FIGURE 13-S-v2. Vertical distribution of salinity (‰) along 92° W, February 7-21, 1967.
FIGURE 13-S-v3. Vertical distribution of salinity (‰) along 20° S, February 21-23, 1967.
FIGURE 13-S-v4. Vertical distribution of salinity (‰) along 98° W, February 23-March 8, 1967.
FIGURE 13-S-v5. Vertical distribution of salinity (‰) along a section from Acapulco to 12° N, 105° W, March 13-15, 1967.
FIGURE 13-S-v6. Vertical distribution of salinity (‰) along 95° W, March 17-20, 1967.

Thermosteric anomaly and geostrophic velocity

FIGURE 13-δ-v1. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 88° W, February 1-4, 1967.
FIGURE 13-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 92° W, February 7-21, 1967.
FIGURE 13-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 20° S, February 21-23, 1967.
FIGURE 13-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 98° W, February 23-March 8, 1967.
FIGURE 13-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from Acapulco to 12° N, 105° W, March 13-15, 1967.
FIGURE 13-δ-v6. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 95° W, March 17-20, 1967.

FIGURE 13-G-vl. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 88° W, February 1-4, 1967.
FIGURE 13-G-v2. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 92° W, February 7-21, 1967.
FIGURE 13-G-v3. Vertical distribution of the meridional component of geostrophic velocity (cm/sec), relative to 500 db, along 20° S, February 21-23, 1967.
FIGURE 13-G-v4. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 98° W, February 23-March 8, 1967.
FIGURE 13-G-v5. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a section from Acapulco to 12° N, 105° W, March 13-15, 1967.
FIGURE 13-G-v6. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 95° W, March 17-20, 1967.

Oxygen

FIGURE 13-O2-vl. Vertical distribution of oxygen (ml/l) along 88° W, February 1-4, 1967.
FIGURE 13-O2-v2. Vertical distribution of oxygen (ml/l) along 92° W, February 7-21, 1967.
FIGURE 13-O2-v3. Vertical distribution of oxygen (ml/l) along 20° S, February 21-23, 1967.
FIGURE 13-O2-v4. Vertical distribution of oxygen (ml/l) along 98° W, February 23-March 8, 1967.
FIGURE 13-O2-v5. Vertical distribution of oxygen (ml/l) along a section from Acapulco to 12° N, 105° W, March 13-15, 1967.
FIGURE 13-O2-v6. Vertical distribution of oxygen (ml/l) along 95° W, March 17-20, 1967.

Meteorology

FIGURE 13-UA-v2. Vertical section of the atmosphere along 92° W, February 8-22, 1967.
FIGURE 13-UA-v4. Vertical section of the atmosphere along 98° W, February 23-March 8, 1967.
FIGURE 13-UA-v5. Vertical section of the atmosphere along a line from Acapulco to 12° N, 105° W, March 9 and 13-15, 1967.
FIGURE 13-UA-v6. Vertical section of the atmosphere along 95° W, March 16-20, 1967.

Temperature and salinity

FIGURE 14-T-vl. Vertical distribution of temperature (°C) along a southwest-northeast section in the northern portion of the Panama Bight from 79°44' W to 78°43' W, January 31, 1967.
FIGURE 14-T-v2. Vertical distribution of temperature (°C) along a section in the Panama Bight near the coasts of Panama and Colombia from 7°35' N to 6°58' N, January 31-February 1, 1967.
FIGURE 14-T-v3. Vertical distribution of temperature (°C) along northeast-southwest section in the Panama Bight from the coast of Colombia to 5°43' N, 79°22' W, February 1, 1967.
FIGURE 14-T-v4. Vertical distribution of temperature (°C) along a northwest-southeast section in the central portion of the Panama Bight from 5°43' N, 79°22' W to the coast of Colombia, February 1-2, 1967.
FIGURE 14-T-v5. Vertical distribution of temperature (°C) along a section in the Panama Bight near the coast of Colombia from 4°10' N to 2°45' N, February 2-3, 1967.
FIGURE 14-T-v6. Vertical distribution of temperature (°C) along a southeast-northwest section across the Panama Bight from the coast of Colombia to Peninsula de Azuero, Panama, February 3-5, 1967.
FIGURE 14-T-v7. Vertical distribution of temperature (°C) along a northeast-southwest section from Isla Coiba, Panama to 5°03' N, 82°18' W, February 5-6, 1967.
FIGURE 14-T-v8. Vertical distribution of temperature (°C) along a northwest-southeast section from 5°03' N, 82°18' W to the coast of Ecuador, February 6-8, 1967.
FIGURE 14-T-v9. Vertical distribution of temperature (°C) along the Equator from the coast of Ecuador to 81°54' W, February 8-9, 1967.
FIGURE 14-T-v10. Vertical distribution of temperature (°C) along 82° W, from 0°18' S to 7°27' S, February 9-11, 1967.
FIGURE 14-T-v11. Vertical distribution of temperature (°C) along 7°15' S, from 81°50' W to the coast of Peru, February 11-12, 1967.
FIGURE 14-T-v12. Vertical distribution of temperature (°C) along a northeast-southwest section from the coast of Peru to 11° S, 81°46' W, February 13-14, 1967.
FIGURE 14-T-v13. Vertical distribution of temperature (°C) along 81°46' W, from 11°02' S to 14°37' S, February 14-15, 1967.
FIGURE 14-T-v14. Vertical distribution of temperature (°C) along 15° S from 81°46' W to the coast of Peru, February I5-17, 1967.
FIGURE 14-T-v15. Vertical distribution of temperature (°C) along the coast of Peru from 15°07' S to 12°27' S, February 17-24, 1967.
FIGURE 14-T-v16. Vertical distribution of temperature (°C) along a northeast-southwest section from the coast of Peru to 14°30' S, 81°43' W, February 24-25, 1967.
FIGURE 14-T-v17. Vertical distribution of temperature (°C) along 14°30' S, from 81°43' W to 88°17' W, February 25-27, 1967.
FIGURE 14-T-v18. Vertical distribution of temperature (°C) along 88°46' W, February 27-March 4, 1967.
FIGURE 14-T-v19. Vertical distribution of temperature (° C) along 92° W, west of the Galapagos Islands, March 8-9, 1967.
FIGURE 14-T-v20. Vertical distribution of temperature (°C) along a section north of the Galapagos Islands, from 0°16' N, 91°47' W to 2°01' N, 90°03' W, March 9-10, 1967.
FIGURE 14-T-v21. Vertical distribution of temperature (°C) along a section northeast of the Galapagos Islands, from 2°01' N, 90°03' W to the Equator at 89°03' W, March 11, 1967.
FIGURE 14-T-v22. Vertical distribution of temperature (°C) along a southwest-northeast section from the Equator at 89°03' W to Puntarenas, March 11-15, 1967.
FIGURE 14-T-v23. Vertical distribution of temperature (°C) along a northeast-southwest section from the coast of Costa Rica to 3°52' N, 85°57' W, March 18-20, 1967.
FIGURE 14-T-v24. Vertical distribution of temperature (°C) along 86°19' W, March 20-25, 1967.
FIGURE 14-T-v25. Vertical distribution of temperature (°C) along 12° S, March 25-26, 1967.
FIGURE 14-T-v26. Vertical distribution of temperature (°C) along 84° W, March 26-31, 1967.
FIGURE 14-T-v27. Vertical distribution of temperature (°C) along a southwest-northeast section from 3°45' N, 83°48' W to Punta Burica, Costa Rica-Panama, March 31-April 2, 1967.
FIGURE 14-T-v28. Vertical distribution of temperature (°C) along the coast of Panama, from 82°50' W to 81°28' W, April 2, 1967.
FIGURE 14-T-v29. Vertical distribution of temperature (°C) along the coast of Panama, from 81°28' W to 79°38' W, April 2-3, 1967.

FIGURE 14-S-v1. Vertical distribution of salinity (‰) along a southwest-northeast section in the northern portion of the Panama Bight, from 79°44' W to 78°43' W, January 31, 1967.
FIGURE 14-S-v2. Vertical distribution of salinity (‰) along a section in the Panama Bight near the coasts of Panama and Colombia, from 7°35' N to 6°58' N, January 31-February 1, 1967.
FIGURE 14-S-v3. Vertical distribution of salinity (‰) along a northeast-southwest section in the Panama Bight from the coast of Colombia to 5°43' N, 79°22' W, February 1, 1967.
FIGURE 14-S-v4. Vertical distribution of salinity (‰) along a northwest-southeast section in the central portion of the Panama Bight from 5°43' N, 79°22' W to the coast of Colombia, February 1-2, 1967.
FIGURE 14-S-v5. Vertical distribution of salinity (‰) along a section in the Panama Bight near the coast of Colombia, from 4°10' N to 2°45' N, February 2-3, 1967.
FIGURE 14-S-v6. Vertical distribution of salinity (‰) along a southeast-northwest section across the Panama Bight from the coast of Colombia to Peninsula de Azuero, Panama, February 3-5, 1967.
FIGURE 14-S-v7. Vertical distribution of salinity (‰) along a northeast-southwest section from Isla Coiba, Panama to 5°03' N, 82°18' W, February 5-6, 1967.
FIGURE 14-S-v8. Vertical distribution of salinity (‰) along a northwest-southeast section from 5°03' N, 82°18' W to the coast of Ecuador, February 6-8, 1967.
FIGURE 14-S-v9. Vertical distribution of salinity (‰) along the Equator from the coast of Ecuador to 81°54' W, February 8-9, 1967.
FIGURE 14-S-v10. Vertical distribution of salinity (‰) along 82° W, from 0°18' S to 7°27' S, February 9-11,1967.
FIGURE 14-S-v11. Vertical distribution of salinity (‰) along 7°15' S, from 81°50' W to the coast of Peru, February 11-12, 1967.
FIGURE 14-S-v12. Vertical distribution of salinity (‰) along a northeast-southwest section from the coast of Peru to 11° S, 81°46' W, February 13-14, 1967.
FIGURE 14-S-v13. Vertical distribution of salinity (‰) along 81°46' W, from 11°02' S to 14°37' S, February 14-15, 1967.
FIGURE 14-S-v14. Vertical distribution of salinity (‰) along 15° S, from 81°46' W to the coast of Peru, February 15-17, 1967.
FIGURE 14-S-v15. Vertical distribution of salinity (‰) along the coast of Peru, from 15°07' S to 12°27' S, February 17-24, 1967.
FIGURE 14-S-v16. Vertical distribution of salinity (‰) along a northeast-southwest section from the coast of Peru to 14°30' S, 81°43' W, February 24-25, 1967.
FIGURE 14-S-v17. Vertical distribution of salinity (‰) along 14°30' S, from 81°43' W to 88°17' W, February 25-27, 1967.
FIGURE 14-S-v18. Vertical distribution of salinity (‰) along 88°46' W, February 27-March 4, 1967.
FIGURE 14-S-v19. Vertical distribution of salinity (‰) along 92° W west of the Galapagos Islands, March 8-9, 1967.
FIGURE 14-S-v20. Vertical distribution of salinity (‰) along a section north of the Galapagos Islands, from 0°16' N, 91°47' W, to 2°01' N, 90°03' W, March 9-10, 1967. FIGURE 14-S-v21. Vertical distribution of salinity (‰) along a section northeast of the Galapagos Islands, from 2°01' N, 90°03' W to the Equator at 89°03' W, March 11, 1967.
FIGURE 14-S-v22. Vertical distribution of salinity (‰) along a southwest-northeast section from the Equator at 89°03' W to Puntarenas, March 11-15, 1967.
FIGURE 14-S-v23. Vertical distribution of salinity (‰) along a northeast-southwest section from the coast of Costa Rica to 3°52' N, 85°57' W, March 18-20, 1967.
FIGURE 14-S-v24. Vertical distribution of salinity (‰) along 86°19' W, March 20-25, 1967.
FIGURE 14-S-v25. Vertical distribution of salinity (‰) along 12° S, March 25-26, 1967.
FIGURE 14-S-v26. Vertical distribution of salinity (‰) along 84° W, March 26-31, 1967.
FIGURE 14-S-v27. Vertical distribution of salinity (‰) along a southwest-northeast section from 3°45' N, 83°48' W to Punta Burica, Costa Rica-Panama, March 31-April 2, 1967.
FIGURE 14-S-v28. Vertical distribution of salinity (‰) along the coast of Panama from 82°50' W to 81°28' W, April 2, 1967.
FIGURE 14-S-v29. Vertical distribution of salinity (‰) along the coast of Panama from 81°28' W to 79°38' W, April 2-3, 1967.

Thermosteric anomaly and geostrophic velocity

FIGURE 14-δ-v1. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southwest-northeast section in the northern portion of the Panama Bight, from 79°44' W to 78°43' W, January 31, 1967.
FIGURE 14-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section in the Panama Bight near the coasts of Panama and Colombia, from 7°35' N to 6°58' N, January 31-February 1, 1967.
FIGURE 14-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section in the Panama Bight, from the coast of Colombia to 5°43' N, 79°22' W, February 1, 1967.
FIGURE 14-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northwest-southeast section in the central portion of the Panama Bight, from 5°43' N, 79°22' W to the coast of Colombia, February 1-2, 1967.
FIGURE 14-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section in the Panama Bight near the coast of Colombia, from 4°10' N to 2°45' N, February 2-3, 1967.
FIGURE 14-δ-v6. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southeast-northwest section across the Panama Bight, from the coast of Colombia to Peninsula de Azuero, Panama, February 3-5, 1967.
FIGURE 14-δ-v7. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from Isla Coiba, Panama to 5°03' N, 82°18' W, February 5-6, 1967.
FIGURE 14-δ-v8. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northwest-southeast section from 5°03' N, 82°18' W to the coast of Ecuador, February 6-8, 1967.
FIGURE 14-δ-v9. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the Equator from the coast of Ecuador to 81°54' W, February 8-9, 1967.
FIGURE 14-δ-v10. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 82° W, from 0°18' S to 7°27' S, February 9-11, 1967.
FIGURE 14-δ-v11. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 7°15' S, from 81°50' W to the coast of Peru, February 11-12, 1967.
FIGURE 14-δ-v12. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from the coast of Peru to 11° S, 81°46' W, February 13-14, 1967.
FIGURE 14-δ-v13. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 81°46' W, from 11°02' S to 14°37'S, February 14-15, 1967.
FIGURE 14-δ-v14. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 15° S, from 81°46' W to the coast of Peru, February 15-16, 1967.
FIGURE 14-δ-v15. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the coast of Peru from 15°07' S to 12°27' S, February 17-24, 1967.
FIGURE 14-δ-v16. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from the coast of Peru to 14°30' S, 81°43' W, February 24-25, 1967.
FIGURE 14-δ-v17. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 14°30' S, from 81°43' W to 88°17' W, February 25-27, 1967.
FIGURE 14-δ-v18. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 88°46' W, February 27-March 4, 1967.
FIGURE 14-δ-v19. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 92° W, west of the Galapagos Islands, March 8-9, 1967.
FIGURE 14-δ-v20. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section north of the Galapagos Islands, from 0°16'-N, 91°47' W to 2°01' N, 90°03' W, March 9-10, 1967.
FIGURE 14-δ-v21. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section northeast of the Galapagos Islands, from 2°01' N, 90°03' W to the Equator at 89°03' W, March 11, 1967.
FIGURE 14-δ-v22. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southwest-northeast section from the Equator at 89°03' W to Puntarenas, March 11-15, 1967.
FIGURE 14-δ-v23. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from the coast of Costa Rica to 3°52' N, 85°57' W, March 18-20, 1967.
FIGURE 14-δ-v24. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 86°19' W, March 20-25,1967.
FIGURE 14-δ-v25. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 12° S, March 25-26, 1967.
FIGURE 14-δ-v26. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 84° W, March 26-31, 1967.
FIGURE 14-δ-v27. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southwest-northeast section from 3°45' N, 83°48' W, to Punta Burica, Costa Rica-Panama, March 31-April 2, 1967.
FIGURE 14-δ-v28. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the coast of Panama from 82°50' W to 81°28' W, April 2, 1967.
FIGURE 14-δ-v29. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the coast of Panama from 81°28'W to 79°38' W, April 2-3, 1967.

FIGURE 14-G-v4. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a northwest-southeast section in the central portion of the Panama Bight, from 5°43' N, 79°22' W to the coast of Colombia, February 1-2, 1967.
FIGURE 14-G-v6. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a southeast-northwest section across the Panama Bight, from the coast of Colombia to Peninsula de Azuero, Panama, February 3-5, 1967.
FIGURE 14-G-v8. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a northwest-southeast section from 5°03' N, 82°18' W to the coast of Ecuador, February 6-7, 1967.
FIGURE 14-G-v10. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 82° W, from 1°35' S to 7°07' S, February 9-11, 1967.
FIGURE 14-G-v13. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 81°46' W, from 11°02' S to 13°42' S, February 14-15, 1967.
FIGURE 14-G-v14. Vertical distribution of the meridional component of geostrophic velocity (cm/sec), relative to 500 db, along 15° S, from 81°46' W to the coast of Peru, February 15-17, 1967.
FIGURE 14-G-v16. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a northeast-southwest section from the coast of Peru to 14°30' S, 81°43' W, February 24-25, 1967.
FIGURE 14-G-v17. Vertical distribution of the meridional component of geostrophic velocity (cm/sec), relative to 500 db, along 14°30' S, from 81°43' W to 88°17' W, February 25-27, 1967.
FIGURE 14-G-v18. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 88°46' W, February 27-March 4, 1967.
FIGURE 14-G-v22. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db,, normal to a southwest-northeast section from 1°22' N, 89°02' W to Puntarenas, March 12-15, 1967.
FIGURE 14-G-v23. Vertical distribution of the component of geostrophic velocity (cm/sec), relative to 500 db, normal to a northeast-southwest section from the coast of Costa Rica to 4°25' N, 85°47' W, March 18-19, 1967.
FIGURE 14-G-v24. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 86°19' W, March 20-24, 1967.

Oxygen

FIGURE 14-O2-v1. Vertical distribution of oxygen (ml/l) along a southwest-northeast section in the northern portion of the Panama Bight from 79°44' W to 78°43' W, January 31, 1967.
FIGURE 14-O2-v2. Vertical distribution of oxygen (ml/l) along a section in the Panama Bight near the coasts of Panama and Colombia from 7°35' N to 6°58' N, January 31-February 1, 1967.
FIGURE 14-O2-v3. Vertical distribution of oxygen (ml/l) along a northeast-southwest section in the Panama Bight from the coast of Colombia to 5°43' N, 79°22' W, February 1, 1967.
FIGURE 14-O2-v4. Vertical distribution of oxygen (ml/l) along a northwest-southeast section in the central portion of the Panama Bight from 5°43' N, 79°22' W. to the coast of Colombia, February 1-2, 1967.
FIGURE 14-O2-v5. Vertical distribution of oxygen (ml/l) along a section in the Panama Bight near the coast of Colombia from 4°10' N to 2°45' N, February 2-3, 1967.
FIGURE 14-O2-v6. Vertical distribution of oxygen (ml/l) along a southeast-northwest section across the Panama Bight from the coast of Colombia to Peninsula de Azuero, Panama, February 3-5, 1967.
FIGURE 14-O2-v7. Vertical distribution of oxygen (ml/l) along a northeast-southwest section from Isla Coiba, Panama to 5°03' N, 82°18' W, February 5-6, 1967.
FIGURE 14-O2-v8. Vertical distribution of oxygen (ml/l) along a northwest-southeast section from 5°03' N, 82°18' W to the coast of Ecuador, February 6-8, 1967.
FIGURE 14-O2-v9. Vertical distribution of oxygen (ml/l) along the Equator from the coast of Ecuador to 81°54' W, February 8-9, 1967.
FIGURE 14-O2-v10. Vertical distribution of oxygen (ml/l) along 82° W from 0°18' S to 7°27' S, February 9-11, 1967.
FIGURE 14-O2-v11. Vertical distribution of oxygen (ml/l) along 7°15' S from 81°50' W to the coast of Peru, February 11-12, 1967.
FIGURE 14-O2-v12. Vertical distribution of oxygen (ml/l) along a northeast-southwest section from the coast of Peru to 11° S, 81°46' W, February 13-14, 1967.
FIGURE 14-O2-v13. Vertical distribution of oxygen (ml/l) along 81°46' W, from 11°02' S to 14°37' S, February 14-15, 1967.
FIGURE 14-O2-v14. Vertical distribution of oxygen (ml/l) along 15° S, from 81°46' W to the coast of Peru, February 15-17, 1967.
FIGURE 14-O2-v15. Vertical distribution of oxygen (ml/l) along the coast of Peru from 15°07' S to 12°27' S, February 17-24, 1967.
FIGURE 14-O2-v16. Vertical distribution of oxygen (ml/l) along a northeast-southwest section from the coast of Peru to 14°30' S, 81°43' W, February 24-25, 1967.
FIGURE 14-O2-v17. Vertical distribution of oxygen (ml/l) along 14°30' S, from 81°43' W to 88°17' W, February 25-27, 1967.
FIGURE 14-O2-v18. Vertical distribution of oxygen (ml/l) along 88°46' W, February 27-March 4, 1967.
FIGURE 14-O2-v19. Vertical distribution of oxygen (ml/l) along 92° W, west of the Galapagos Islands, March 8-9, 1967.
FIGURE 14-O2-v21. Vertical distribution of oxygen (ml/l) along a section northeast of the Galapagos Islands, from 1°33' N, 89°44' W, to the Equator at 89°03' W, March 11, 1967.
FIGURE 14-O2-v22. Vertical distribution of oxygen (ml/l) along a southwest-northeast section from the Equator at 89°03' W to Puntarenas, March 11-15, 1967.
FIGURE 14-O2-v23. Vertical distribution of oxygen (ml/l) along a northeast-southwest section from the coast of Costa Rica to 3°52' N, 85°57' W, March 18-20, 1967.
FIGURE 14-O2-v24. Vertical distribution of oxygen (ml/l) along 86°19' W, March 20-25, 1967.
FIGURE 14-O2-v25. Vertical distribution of oxygen (ml/l) along 12° S, March 25-26, 1967.
FIGURE 14-O2-v26. Vertical distribution of oxygen (ml/l) along 84° W, March 26-31, 1967.
FIGURE 14-O2-v27. Vertical distribution of oxygen (ml/l) along a southwest-northeast section from 3°45' N, 83°48' W to Punta Burica, Costa Rica-Panama, March 31-April 2, 1967.