Special Scientific Report: Fisheries, Números 525-540National Marine Fisheries Service, 1965 |
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... Distribution . • CONTENTS Page 1 1 1 3 3 2.1 Total area . 2.2 Differential distribution . 2.3 Determinants of distribution changes 2.4 Hybridization . . . . 3 Bionomics and life history 4 3.1 Reproduction . 3.2 Pre - adult phase 3.3 ...
... Distribution . • CONTENTS Page 1 1 1 3 3 2.1 Total area . 2.2 Differential distribution . 2.3 Determinants of distribution changes 2.4 Hybridization . . . . 3 Bionomics and life history 4 3.1 Reproduction . 3.2 Pre - adult phase 3.3 ...
Página 1
... distribution , ecology and life history , population , exploitation , and protection and management . 40 ° 35 ° 30 ° 25 ° 20 °. By INTRODUCTION The Fisheries Biology Branch of F.A.O. has formed a " Synopsis Association " composed of ...
... distribution , ecology and life history , population , exploitation , and protection and management . 40 ° 35 ° 30 ° 25 ° 20 °. By INTRODUCTION The Fisheries Biology Branch of F.A.O. has formed a " Synopsis Association " composed of ...
Página 4
... Distribution of jack mackerel as indicated by larval distribution . 110 ° 40 ° 35 30 ° 25 20 ESTIMATED NUMBERS OF EGGS 2 IN THOUSANDS σ 8 이 4.
... Distribution of jack mackerel as indicated by larval distribution . 110 ° 40 ° 35 30 ° 25 20 ESTIMATED NUMBERS OF EGGS 2 IN THOUSANDS σ 8 이 4.
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... distribution The distribution of adult jack mackerel ap- pears to correspond closely to that of eggs and larvae . The adults are present off southern California throughout the year , and seasonal and annual variations in landings are ...
... distribution The distribution of adult jack mackerel ap- pears to correspond closely to that of eggs and larvae . The adults are present off southern California throughout the year , and seasonal and annual variations in landings are ...
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... NUMBERS OF EGGS 2 IN THOUSANDS σ 8 이 12 .20 .30 40 .50 .60 EGG DIAMETER ( MM . ) Figure 3 .-- Frequency distribution of diameters of eggs from a jack mackerel ovary . 6 Jack - mackerel eggs in various stages of development ,
... NUMBERS OF EGGS 2 IN THOUSANDS σ 8 이 12 .20 .30 40 .50 .60 EGG DIAMETER ( MM . ) Figure 3 .-- Frequency distribution of diameters of eggs from a jack mackerel ovary . 6 Jack - mackerel eggs in various stages of development ,
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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.