Sentence Examples with the word allis shad

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).

So closely allied are these two fishes that their distinctness can be proved only by an examination of the gill-apparatus, the allis shad having from sixty to eighty very fine and long gill-rakers along the concave edge of the first branchial arch, whilst the twaite shad possesses from twenty-one to twenty-seven stout and stiff gill-rakers only.

In the Elbe the twaite shad spawns below Hamburg, the allis shad above Dresden.

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The allis shad is caught at a size from 15 to 24 in., and is better flavoured than the twaite shad, which is generally smaller.