Clupea Sentence Examples
Its scientific name is Clupea (or Alosa) menhaden and Brevoortia tyrannus.
Of all sea-fishes Clupeae are the most abundant; for although other genera may comprise a greater variety of species, they are far surpassed by Clupea with regard to the number of individuals.
The majority of the species of Clupea are of greater or less utility to man; it is only a few tropical species that acquire, probably from their food, highly poisonous properties, so as to be dangerous to persons eating them.
Herrings are readily recognized and distinguished from the other species of Clupea by having an ovate patch of very small teeth on the vomer (that is, the centre of the palate).
A second species (Clupea leachii) has been supposed to exist on the British coast; but it comprises only individuals of a smaller size, the produce of an early or late spawn.Advertisement
At the present time it represents an intermingling of marine and freshwater forms. To the former belongs the herring (Clupea), and to the latter, species of Cyprinus, Perca and Silurus, also a lobster.
Two species occur in Europe, much resembling each other - one commonly called allis shad (Clupea alosa or Alosa vulgaris), and the other known as twaite shad(Clupea finta or Alosa finta).
Both, like the majority of herrings, are greenish on the back and silvery on the sides, but they are distinguished from the other European species Clupea by the presence of a large blackish blotch behind the gill-opening, which is succeeded by a series of several other similar spots along the middle of the side of the body.
Other, but closely allied species, occur on the Atlantic coasts of North America, all surpassing the European species in importance as food-fishes and economic value, viz., the American shad (Clupea sapidissima), the gaspereau or ale-wife (C. mattowocca or vernalis), and the menhaden (C. menhaden).
It is readily distinguished from the other European species of Clupea.Advertisement
On the Pacific coast of America, in New Zealand and in Japan a pilchard occurs (Clupea sagax) which in its characters and habits is so similar to the European pilchard that its general utilization is deserving of attention.
Clupea scombrina is the "oil sardine" of the east coast of India.
Yarrell proved conclusively that Donovan's opinion was founded upon an error; unfortunately he contented himself with comparing whitebait with the shad only, and in the end adopted the opinion of the Thames fishermen, whose interest it was to represent it as a distinct adult form; thus the whitebait is introduced into Yarrell's History of British Fishes (1836) as Clupea alba.