Special Scientific Report: Fisheries, Números 525-540National Marine Fisheries Service, 1965 |
Dentro del libro
Resultados 1-5 de 52
Página
... breve Control of red tide ............... Damage from red - tide outbreaks ...... Methods of control ..... Prevention of outbreaks Control of outbreaks Suggestions for future research ....... Laboratory studies of the organism Field ...
... breve Control of red tide ............... Damage from red - tide outbreaks ...... Methods of control ..... Prevention of outbreaks Control of outbreaks Suggestions for future research ....... Laboratory studies of the organism Field ...
Página 3
... breve , that causes the Florida red tide is not well known . It occurs in Trinidad ( Lackey , 1956 ) and is the chief suspect in frequent fish mortalities near the mouth of the Orinoco River in the Gulf of Paria . There is considerable ...
... breve , that causes the Florida red tide is not well known . It occurs in Trinidad ( Lackey , 1956 ) and is the chief suspect in frequent fish mortalities near the mouth of the Orinoco River in the Gulf of Paria . There is considerable ...
Página 4
... breve is apparently not estu- arine , but neritic . In controlled experiments , Aldrich and Wilson ( 1960 ) found the best growth at salinities between 27 and 37 p.p.t. ( parts per thousand ) . Field observations indi- cate ranges of ...
... breve is apparently not estu- arine , but neritic . In controlled experiments , Aldrich and Wilson ( 1960 ) found the best growth at salinities between 27 and 37 p.p.t. ( parts per thousand ) . Field observations indi- cate ranges of ...
Página 5
... breve abundance . Wilson ( 1955 ) obtained good growth of cultures by using 175 ft.-c. ( foot - candles ) for 15 hours per day , and Aldrich ( 1960 ) stated that light intensity is probably not a growth - limiting factor above the 200 ...
... breve abundance . Wilson ( 1955 ) obtained good growth of cultures by using 175 ft.-c. ( foot - candles ) for 15 hours per day , and Aldrich ( 1960 ) stated that light intensity is probably not a growth - limiting factor above the 200 ...
Página 5
... prob ably is more neritic than estuarine . G. breve occurred in approximately equal frequency in both estuarine and neritic waters only during the red - tide outbreaks in 1954 and 1957 .... " Gunter ( 1952 ) reported , " In the summer 6.
... prob ably is more neritic than estuarine . G. breve occurred in approximately equal frequency in both estuarine and neritic waters only during the red - tide outbreaks in 1954 and 1957 .... " Gunter ( 1952 ) reported , " In the summer 6.
Otras ediciones - Ver todo
Términos y frases comunes
abundance Amer American shad Appendix table Atlantic Area Atlantic menhaden Baja California ber Occur ber rences taken blooms breve Bull Bureau of Commercial Chesapeake Bay coast Commercial Fisheries counts cruise dinoflagellates eggs electrofishing estimate females fin rays FISH AND WILDLIFE Fisherman Grand Haven fork length frequency fur seals gill growth Gulf Gymnodinium HILE jack mackerel July June kill Lake Erie Lake Huron Lake Michigan Lake Superior lake trout larvae Little Kitoi Lake males menhaden by age North Atlantic Number Number Number OOSTEN outbreaks Pacific Paul Island Petersen tag phosphorus plankton population Pribilof Islands pups purse seine catches red tide red-tide rences taken rences River Ruth Lake salmon samples from purse sardine sea lamprey season sex in samples shocker smolts sockeye spawning Spec species streams striped bass survival taken rences taken temperature tion toxic Trans U.S. Fish Wildl walleyes whitefish zooplankton
Pasajes populares
Página 69 - 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 55 - No. 23, 26 pp. 1948. A record of pilchard eggs and larvae collected during surveys made in 1939 to 1941. US Dept.
Página 58 - I would appreciate it. (The information referred to follows :) DEPARTMENT OF THE INTERIOR, FISH AND WILDLIFE SERVICE, BUREAU OF COMMERCIAL FISHERIES, Washington, DC Hon.