Fishes of the Western North Atlantic, Edizione 1,Parte 3John Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
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Pagina 40
... females ( 700-870 mm TL ) and three adult males ( 740-800 mm TL ) were taken in May and early June 1960 ( obtained by Fishery Officer J. O. Jenkins ) . One female and one male of the latter sample were almost ready to spawn . In the ...
... females ( 700-870 mm TL ) and three adult males ( 740-800 mm TL ) were taken in May and early June 1960 ( obtained by Fishery Officer J. O. Jenkins ) . One female and one male of the latter sample were almost ready to spawn . In the ...
Pagina 465
... female and a five - pound male , consisted of eight emissions in different beds prepared by the female . After each spawning act , the female moved upstream of the bed and cut vigorously with her tail , thus covering the eggs with ...
... female and a five - pound male , consisted of eight emissions in different beds prepared by the female . After each spawning act , the female moved upstream of the bed and cut vigorously with her tail , thus covering the eggs with ...
Pagina 466
... females , as shown in Table 1. Menzies has given a range of 600-1000 eggs per pound of spawning female Table I. Average Number of Eggs Produced by Canadian Atlantic Salmon * First Spawning After 2 Years at Sea 503 10.51 Number of females ...
... females , as shown in Table 1. Menzies has given a range of 600-1000 eggs per pound of spawning female Table I. Average Number of Eggs Produced by Canadian Atlantic Salmon * First Spawning After 2 Years at Sea 503 10.51 Number of females ...
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