Special Scientific Report: Fisheries, Números 525-540National Marine Fisheries Service, 1965 |
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Página 2
... Station in Ham- mond Bay ( established in 1950 ) on northern Lake Huron . Thousands of chemicals were evaluated ... lines , one of which almost certainly would be abandoned . Before the selective toxicant was discovered , the one ...
... Station in Ham- mond Bay ( established in 1950 ) on northern Lake Huron . Thousands of chemicals were evaluated ... lines , one of which almost certainly would be abandoned . Before the selective toxicant was discovered , the one ...
Página 4
... Station at Marquette to sea lamprey control forced re- duction of the fishery work to annual sampling of the ... lines . Experimental fishing , mostly by trawl in the western part , gives annual measures of the abundance of fish ...
... Station at Marquette to sea lamprey control forced re- duction of the fishery work to annual sampling of the ... lines . Experimental fishing , mostly by trawl in the western part , gives annual measures of the abundance of fish ...
Página 33
... ( station lines 40 to 157 ) , a north - south extent of 1,400 miles ( fig . 1 ) . Seaward extension of lines was usually between 150 and 300 miles . The pivotal station in laying out the CalCOFI grid pattern was one about 40 miles ...
... ( station lines 40 to 157 ) , a north - south extent of 1,400 miles ( fig . 1 ) . Seaward extension of lines was usually between 150 and 300 miles . The pivotal station in laying out the CalCOFI grid pattern was one about 40 miles ...
Página 2
... LINE 4000 100 90 .80 43.90 60 47.90 60 50.110 NORTHERN CALIFORNIA 53.90 100 10 LINE 60 57.90 90 。 CENTRAL ... ( station lines 40-157 ) ; divisions into areas are indicated . 110 " 20 ° 115 ° 110 30 ° 35 ° 40 ° Table 1 .-- Number ...
... LINE 4000 100 90 .80 43.90 60 47.90 60 50.110 NORTHERN CALIFORNIA 53.90 100 10 LINE 60 57.90 90 。 CENTRAL ... ( station lines 40-157 ) ; divisions into areas are indicated . 110 " 20 ° 115 ° 110 30 ° 35 ° 40 ° Table 1 .-- Number ...
Página 3
Fisheries. Table 1 .-- Number of cruises occupying stations within various parts ( areas ) of the CalCOFI survey pattern off California and Baja California during the decade 1951-60 [ Station lines given below each area ] Frequency of ...
Fisheries. Table 1 .-- Number of cruises occupying stations within various parts ( areas ) of the CalCOFI survey pattern off California and Baja California during the decade 1951-60 [ Station lines given below each area ] Frequency of ...
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Términos y frases comunes
3-check abundance Amer American shad anchovy larvae Atlantic Area Atlantic menhaden August Baja California ber Occur ber rences taken blooms breve brevis Bull Bureau of Commercial central Baja California Chesapeake Bay coast Commercial Fisheries concentrations cruise dead fish dinoflagellates distribution eggs estimate females fin rays FISH AND WILDLIFE Florida fork length fur seals growth Gulf Gymnodinium jack mackerel July June kill Lake Erie lake trout larvae Little Kitoi Lake males migration mortality Number Number Number Number Percent offshore OOSTEN organisms outbreaks Paul Island pelagic Petersen tag phosphorus plankton population Pribilof Islands pups purse seine purse seine catches red tide red-tide rences taken rences River Rock Island Dam Ruth Lake salinity salmon sardine sea lamprey season smolts sockeye spawning Spec species Station lines striped bass surface survival taken rences taken temperature tion toxic U.S. Fish Wildl zooplankton
Pasajes populares
Página 71 - UNITED STATES DEPARTMENT OF THE INTERIOR FISH AND WILDLIFE SERVICE UNITED STATES DEPARTMENT OF THE INTERIOR, Fred A.
Página 4 - US DEPARTMENT OF THE INTERIOR, FISH AND WILDLIFE SERVICE, BUREAU OF COMMERCIAL FISHERIES, Washington, DC, June 13, 1962.
Página 10 - Hydr., 36: 57-130. 1941. Age and growth of the rock bass, Ambloplites rupestris (Rafinesque), in Nebish Lake, Wisconsin.
Página 7 - This project covers the expenses of the two American members of the International Board of Inquiry for the Great Lakes Fisheries...
Página 7 - An investigation of the relative efficiencies of natural and artificial propagation of sockeye salmon (Oncorhynchus nerka) at Cultus Lake, British Columbia.
Página 57 - No. 23, 26 pp. 1948. A record of pilchard eggs and larvae collected during surveys made in 1939 to 1941. US Dept.
Página 60 - I would appreciate it. (The information referred to follows :) DEPARTMENT OF THE INTERIOR, FISH AND WILDLIFE SERVICE, BUREAU OF COMMERCIAL FISHERIES, Washington, DC Hon.