Fishes of the Western North Atlantic, Edizione 1,Parte 3John Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
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Pagina 139
... night at the surface under an electric light , by which it seems to be attracted , and during the day in the shallow water of bays and estuaries with seines , at least once in a creek with nearly fresh water ( in Panama ) , and on one ...
... night at the surface under an electric light , by which it seems to be attracted , and during the day in the shallow water of bays and estuaries with seines , at least once in a creek with nearly fresh water ( in Panama ) , and on one ...
Pagina 282
... night , in the absence of appreciable light , all sizes were quite near the surface . During weak light , as at dawn and dusk , all sizes still were a foot or so from the surface . However , as the sun rose above the horizon they left ...
... night , in the absence of appreciable light , all sizes were quite near the surface . During weak light , as at dawn and dusk , all sizes still were a foot or so from the surface . However , as the sun rose above the horizon they left ...
Pagina 470
... night , with minor seaward movements at other times of the year . In the rivers of the Maritime Provinces of Canada , the main migration takes place in May and June . In the Little Codroy River , Newfoundland , the run during 1955 took ...
... night , with minor seaward movements at other times of the year . In the rivers of the Maritime Provinces of Canada , the main migration takes place in May and June . In the Little Codroy River , Newfoundland , the run during 1955 took ...
Sommario
Names of Bones by G W Mead and Margaret G Bradbury | 20 |
known to the ichthyologist and many students of oceanography constitute a notable | 102 |
Text and Footnote References | 105 |
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Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 4 John Tee-Van Visualizzazione estratti - 1948 |
Fishes of the Western North Atlantic: Editorial Board: Editor-in-chief John ... Visualizzazione estratti - 1948 |
Parole e frasi comuni
abund Acad adults Amer anal fin Anchovia Anchoviella anteriorly Atlantic Atlantic Salmon base of caudal base of pelvic body Brazil Bull Canada Capelin caudal fin Caudal peduncle cent of standard Clupea coast color Cuba Cuvier and Valenciennes depth descr diagn diameter dorsal fin Fin rays Florida Fowler genus gill rakers Gulf Gulf of Maine head Hildebrand Hist Jordan and Evermann Lake last ray length of base longest rays lower limb mandible margin maxillary mouth North opercle orig origin of anal Pectoral fin pelvic fin Philad Poey Poiss posterior postorbital pounds Proc Proportional dimensions range reaching refs River Salmon scutes Shad slender spawning species specimens standard length Study Material synon Synonyms and References Tarpon teeth type local U. S. Bur U. S. Comm U. S. Fish Comm U. S. nat USNM usually Valenciennes Ventral scutes Vertebrae Woods Hole young Zool