Volume 9. Physical oceanographic and meteorological data
from principal participating ships,
third survey cruise, February-March 1968

 
Love, C. M. (Ed.) (1975). Physical oceanographic and meteorological data from principal participating ships, third survey cruise, February-March 1968. EASTROPAC Atlas, vol. 9. Washington, D. C.: National Marine Fisheries Service.

Front cover
Inside front cover
Errata
Title page
, cont.

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

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 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 70-T-s(a). Temperature (C) at the sea surface in the main portion of the EASTROPAC area, February-March 1968.
FIGURE 70-T-s(b). Temperature (C) at the sea surface in the southern coastal portion of the EASTROPAC area, February-March 1968.
FIGURE 70-ML. Thickness of the mixed layer in meters, February-March 1968.
FIGURE 70-S-s(a). Salinity () at the sea surface in the main portion of the EASTROPAC area, February-March 1968.
FIGURE 70-S-s(b). Salinity () at the sea surface in the southern coastal portion of the EASTROPAC area, February-March 1968.
FIGURE 70-O2-Sa-10. Oxygen saturation (%) at 10 meters, February-March 1968.

Properties on isanosteric surfaces

FIGURE 70-δ300-z. Depth (m) of the surface where δT=300 cl/t, February-March 1968.
FIGURE 70-S-δ300. Salinity () on the surface where δT=300 cl/t, February-March 1968.
FIGURE 70-AP-δ300. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=300 cl/t, February-March 1968.
FIGURE 70-O2-δ300. Oxygen (ml/l) on the surface where δT=300 cl/t, February-March 1968.
FIGURE 70-δ250-z. Depth (m) of the surface where δT=250 cl/t, February-March 1968.
FIGURE 70-S-δ250. Salinity () on the surface where δT=250 cl/t, February-March 1968.
FIGURE 70-AP-δ250. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=250 cl/t, February-March 1968.
FIGURE 70-O2-δ250. Oxygen (ml/l) on the surface where δT=250 cl/t, February-March 1968.
FIGURE 70-δ200-z. Depth (m) of the surface where δT=200 cl/t, February-March 1968.
FIGURE 70-S-δ200. Salinity () on the surface where δT=200 cl/t, February-March 1968.
FIGURE 70-AP-δ200. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=200 cl/t, February-March 1968.
FIGURE 70-O2-δ200. Oxygen (ml/l) on the surface where δT=200 cl/t, February-March 1968.
FIGURE 70-δ160-z. Depth (m) of the surface where δT =160 cl/t, February-March 1968.
FIGURE 70-S-δ160. Salinity () on the surface where δT=160 cl/t, February-March 1968.
FIGURE 70-AP-δ160. Acceleration potential (j/kg), relative to 500 db, on the surface where δT=160 cl/t, February-March 1968.
FIGURE 70-O2-δ160. Oxygen (ml/l) on the surface where δT=160 cl/t, February-March 1968.

Meteorology

FIGURE 70-MW-1. Analyses of the surface air pressure and surface winds for the period February 1-15, 1968.
FIGURE 70-MW-2. Analyses of the surface air pressure and surface winds for the period February 16-29, 1968.
FIGURE 70-MW-3. Analyses of the surface air pressure and surface winds for the period March 1-16, 1968.
FIGURE 70-MW-4. Analyses of the surface air pressure and surface winds for the period March 17-31, 1968.
FIGURE 70-MT-1. Analysis of sea surface temperatures for the period February 1-15, 1968.
FIGURE 70-MT-2. Analysis of sea surface temperatures for the period February 16-29, 1968.
FIGURE 70-MT-3. Analysis of sea surface temperatures for the period March 1-16, 1968.
FIGURE 70-MT-4. Analysis of sea surface temperatures for the period March 17-31, 1968.
FIGURE 70-MC-1. Analyses of the surface dew-point temperature of the air and total cloud cover for the month of February 1968.
FIGURE 70-MC-2.  Analyses of the surface dew-point temperature of the air and total cloud cover for the month of March 1968.

Temperature and salinity

FIGURE 75-T-v1. Vertical distribution of temperature (C) along 119 W from 2146' N to 934' N, February 18-22, 1968.
FIGURE 75-T-v3. Vertical distribution of temperature (C) along 20 S, March 4-7, 1968.
FIGURE 75-T-v2. Vertical distribution of temperature (C) along 119 W from 1505' N to 2001' S, February 20-March 4, 1968.
FIGURE 75-T-v4/76-T-v3. Vertical distribution of temperature (C) along 112 W, March 1968.
FIGURE 75-T-v5. Vertical distribution of temperature (C) along 98 W, March 21-April 8, 1968.

FIGURE 75-S-v1. Vertical distribution of salinity () along 119 W, August 3-21, 1967.
FIGURE 75-S-v3. Vertical distribution of salinity () along 112 W, August 23-September 7, 1967.
FIGURE 75-S-v2. Vertical distribution of salinity () along 10 S, August 21-23, 1967.
FIGURE 75-S-v4/76-S-v3. Vertical distribution of salinity () along 112 W, March 1968.
FIGURE 75-S-v5. Vertical distribution of salinity () along 98 W, March 21-April 8, 1968.

Thermosteric anomaly and geostrophic velocity

FIGURE 75-δ-v1. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 119 W from 2146' N to 934' N, February 18-22, 1968.
FIGURE 75-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 20 S, March 4-7, 1968.
FIGURE 75-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 119 W from 1505' N to 2001' S, February 20-March 4, 1968.
FIGURE 75-δ-v4/76-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 112 W, March 1968.
FIGURE 75-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 98 W, March 21-April 8, 1968.

FIGURE 75-G-v1. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 119 W from 2146' N to 934' N, February 18-22, 1968.
FIGURE 75-G-v3. Vertical distribution of the meridional component of geostrophic velocity (cm/sec), relative to 500 db, along 20 S, March 4-7, 1968.
FIGURE 75-G-v2. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 119 W from 1505' N to 2001' S, February 20-March 4, 1968.
FIGURE 75-G-v4/76-G-v3. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 112 W, March 1968.
FIGURE 75-G-v5. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 98 W, March 21-April 8, 1968.

Oxygen

FIGURE 75-O2-v1. Vertical distribution of oxygen (ml/l) along 119 W from 2146' N to 934' N, February 18-22, 1968.
FIGURE 75-O2-v2. Vertical distribution of oxygen (ml/l) along 119 W from 1505' N to 2001' S, February 20-March 4, 1968.
FIGURE 75-O2-v4/76-O2-v3. Vertical distribution of oxygen (ml/l) along 112 W, March 1968.
FIGURE 75-O2-v5. Vertical distribution of oxygen (ml/l) along 98 W, March 21-April 8, 1968.

Temperature and salinity

FIGURE 76-T-v4. Vertical distribution of temperature (C) along a section from 12 N, 112 W to Manzanillo, March 26-30, 1968.
FIGURE 76-T-v1. Vertical distribution of temperature (C) along a section from Acapulco to 12 N, 105 W, February 26-28, 1968.
FIGURE 76-T-v2. Vertical distribution of temperature (C) along 105 W, February 28-March 14, 1968.

FIGURE 76-S-v4. Vertical distribution of salinity () along a section from 12 N, 112 W to Manzanillo, March 26-30, 1968.
FIGURE 76-S-v1. Vertical distribution of salinity () along a section from Acapulco to 12 N, 105 W, February 26-28, 1968.
FIGURE 76-S-v2. Vertical distribution of salinity () along 105 W, February 28-March 14, 1968.

Thermosteric anomaly and geostrophic velocity

FIGURE 76-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from 12 N, 112 W to Manzanillo, March 26-30, 1968.
FIGURE 76-δ-v1. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section from Acapulco to 12 N, 105 W, February 26-28, 1968.
FIGURE 76-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 105 W, February 28-March 14, 1968.

FIGURE 76-G-v4. Vertical distribution of the component of geostrophic velocity (cm./seC), relative to 500 db, normal to a section from 12 N, 112 W to Manzanillo, March 26-30, 1968.
FIGURE 76-G-v1. 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, February 26-28, 1968.
FIGURE 76-G-v2. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 105 W, February 28-March 14, 1968.

Oxygen

FIGURE 76-O2-v4. Vertical distribution of oxygen (ml/l) along a section from 12 N, 112 W to Manzanillo, March 26-30, 1968.
FIGURE 76-O2-v1. Vertical distribution of oxygen (ml/l) along a section from Acapulco to 12 N, 105 W, February 26-28, 1968.
FIGURE 76-O2-v2. Vertical distribution of oxygen (ml/l) along 105 W, February 28-March 14, 1968.

Temperature and salinity

FIGURE 77-T-v1. Vertical distribution of temperature (C) along a section in the Panama Bight near the coasts of Panama and Colombia from 725' N to 610' N, January 30-31, 1968.
FIGURE 77-T-v2. Vertical distribution of temperature (C) across the northern portion of the Panama Bight from the coast of Colombia to Cabo Mala, January 31-February 1, 1968.
FIGURE 77-T-v3. Vertical distribution of temperature (C) along the coast of Panama from 7957' W to 8053' W, February 1, 1968.
FIGURE 77-T-v5. Vertical distribution of temperature (C) along a northeast-southwest section from the coast of Colombia to 054' N, 8200' W, February 4-9, 1968.
FIGURE 77-T-v4. Vertical distribution of temperature (C) along a northwest-southeast section in the central portion of the Panama Bight from Peninsula de Azuero, Panama, to the coast of Colombia, February 1-3, 1968.
FIGURE 77-T-v6. Vertical distribution of temperature (C) along 82 W, February 4-9, 1968.
FIGURE 77-T-v8. Vertical distribution of temperature (C) along the coast of Peru from 1040' S to 1217' S, February 12-13, 1968.
FIGURE 77-T-v7. Vertical distribution of temperature (C) along a southwest-northeast section from 957' S, 8149' W to the coast of Peru, February 9, 1968.
FIGURE 77-T-v9. Vertical distribution of temperature (C) along a northeast-southwest section from the coast of Peru to 1459' S, 8456' W, February 13-15, 1968.
FIGURE 77-T-v12. Vertical distribution of temperature (C) along 15 S, April 8-9, 1968.
FIGURE 77-T-v10. Vertical distribution of temperature (C) along 85 W, February 15-25, 1968.
FIGURE 77-T-v11. Vertical distribution of temperature (C) along 88 W, March 30-April 8, 1968.
FIGURE 77-T-v13. Vertical distribution of temperature (C) along 95 W, March-April 1968.

FIGURE 77-S-v1. Vertical distribution of salinity () along a section in the Panama Bight near the coasts of Panama and Colombia from 725' N to 610' N, January 30-31, 1968.
FIGURE 77-S-v2. Vertical distribution of salinity () across the northern portion of the Panama Bight from the coast of Colombia to Cabo Mala, January 31-February 1, 1968.
FIGURE 77-S-v3. Vertical distribution of salinity () along the coast of Panama from 7957' W to 8053' W, February 1, 1968.
FIGURE 77-S-v5. Vertical distribution of salinity () along a northeast-southwest section from the coast of Colombia to 054' N, 8200' W, February 4-9, 1968.
FIGURE 77-S-v4. Vertical distribution of salinity () along a northwest-southeast section in the central portion of the Panama Bight from Peninsula de Azuero, Panama, to the coast of Colombia, February 1-3, 1968.
FIGURE 77-S-v6. Vertical distribution of salinity () along 82 W, February 4-9, 1968.
FIGURE 77-S-v8. Vertical distribution of salinity () along the coast of Peru from 1040' S to 1217' S, February 12-13, 1968.
FIGURE 77-S-v7. Vertical distribution of salinity () along a southwest-northeast section from 957' S, 8149' W to the coast of Peru, February 9, 1968.
FIGURE 77-S-v9. Vertical distribution of salinity () along a northeast-southwest section from the coast of Peru to 1459' S, 8456' W, February 13-15, 1968.
FIGURE 77-S-v12. Vertical distribution of salinity () along 15 S, April 8-9, 1968.
FIGURE 77-S-v10. Vertical distribution of salinity () along 85 W, February 15-25, 1968.
FIGURE 77-S-v11. Vertical distribution of salinity () along 88 W, March 30-April 8, 1968.
FIGURE 77-S-v13. Vertical distribution of salinity () along 95 W, March-April 1968.


Thermosteric anomaly and geostrophic velocity

FIGURE 77-δ-v1. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a section in the Panama Bight near the coasts of Panama and Colombia from 725' N to 610' N, January 30-31, 1968.
FIGURE 77-δ-v2. Vertical distribution of thermosteric anomaly, δT, (cl/t) across the northern portion of the Panama Bight from the coast of Colombia to Cabo Mala, January 31-February 1, 1968.
FIGURE 77-δ-v3. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the coast of Panama from 7957' W to 8053' W, February 1, 1968.
FIGURE 77-δ-v5. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from the coast of Colombia to 054' N, 8200' W, February 4-9, 1968.
FIGURE 77-δ-v4. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northwest-southeast section in the central portion of the Panama Bight from Peninsula de Azuero, Panama, to the coast of Colombia, February 1-3, 1968.
FIGURE 77-δ-v6. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 82 W, February 4-9, 1968.
FIGURE 77-δ-v8. Vertical distribution of thermosteric anomaly, δT, (cl/t) along the coast of Peru from 1040' S to 1217' S, February 12-13, 1968.
FIGURE 77-δ-v7. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a southwest-northeast section from 957' S, 8149' W to the coast of Peru, February 9, 1968.
FIGURE 77-δ-v9. Vertical distribution of thermosteric anomaly, δT, (cl/t) along a northeast-southwest section from the coast of Peru to 1459' S, 8456' W, February 13-15, 1968.
FIGURE 77-δ-v12. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 15 S, April 8-9, 1968.
FIGURE 77-δ-v10. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 85 W, February 15-25, 1968.
FIGURE 77-δ-v11. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 88 W, March 30-April 8, 1968.
FIGURE 77-δ-v13. Vertical distribution of thermosteric anomaly, δT, (cl/t) along 95 W, March-April 1968.

FIGURE 77-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 Peninsula de Azuero, Panama, to the coast of Colombia, February 1-3, 1968.
FIGURE 77-G-v9. 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 1459' S, 8456' W, February 13-15, 1968.
FIGURE 77-G-v6. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 82 W, February 4-9, 1968.
FIGURE 77-G-v10. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 85 W, February 15-25, 1968.
FIGURE 77-G-v11. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 88 W, March 30-April 8, 1968.
FIGURE 77-G-v13. Vertical distribution of the zonal component of geostrophic velocity (cm/sec), relative to 500 db, along 95 W, March-April 1968.

Oxygen

FIGURE 77-O2-v2. Vertical distribution of oxygen (ml/l) across the northern portion of the Panama Bight from the coast of Colombia to Cabo Mala, January 31-February 1, 1968.
FIGURE 77-O2-v4. Vertical distribution of oxygen (ml/l) along a northwest-southeast section in the central portion of the Panama Bight from Peninsula de Azuero, Panama, to the coast of Colombia, February 1-3, 1968.
FIGURE 77-O2-v6. Vertical distribution of oxygen (ml/l) along 82 W, February 4-9, 1968.
FIGURE 77-O2-v7. Vertical distribution of oxygen (ml/l) along a southwest-northeast section from 957' S, 8149' W to the coast of Peru, February 9, 1968.
FIGURE 77-O2-v9. Vertical distribution of oxygen (ml/l) along a northeast-southwest section from the coast of Peru to 1459' S, 8456' W, February 13-15, 1968.
FIGURE 77-O2-v10. Vertical distribution of oxygen (ml/l) along 85 W, February 15-25, 1968.
FIGURE 77-O2-v11. Vertical distribution of oxygen (ml/l) along 88 W, March 30-April 8, 1968.
FIGURE 77-O2-v13. Vertical distribution of oxygen (ml/l) along 95 W, March-April 1968.

Meteorology

FIGURE 77-UA-v6. Vertical section of the atmosphere along 82 W, February 1-15, 1968.
FIGURE 77-UA-v10. Vertical section of the atmosphere along 85 W, February 16-24, 1968.
FIGURE 77-UA-v11. Vertical section of the atmosphere along 88 W, March 31-April 9, 1968.
FIGURE 77-UA-v13. Vertical section of the atmosphere along 95 W, April 10-18, 1968.