dogfish

[dawg-fish, dog-]
noun, plural (especially collectively) dogfish (especially referring to two or more kinds or species) dogfishes.
1.
any of several small sharks, especially of the genera Mustelus and Squalus, that are destructive to food fishes.
2.
any of various other fishes, as the bowfin.

Origin:
1425–75; earlier dokefyche; late Middle English. See dog, fish

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World English Dictionary
dogfish (ˈdɒɡˌfɪʃ)
 
n , pl -fish, -fishes
1.  any of several small spotted European sharks, esp Scyliorhinus caniculus (lesser spotted dogfish): family Scyliorhinidae
2.  any small shark of the family Squalidae, esp Squalus acanthias (spiny dogfish), typically having a spine on each dorsal fin
3.  any small smooth-skinned shark of the family Triakidae, esp Mustelus canis (smooth dogfish or smooth hound)
4.  a less common name for the bowfin

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

dogfish
a name for various types of small shark, late 15c., dokefyche, from dog (n.) + fish. Said to be so called because they hunt in packs.
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
There is no size limit or bag limit for smooth and spiny dogfish.
Bottom fishing has improved in the deep as the spiny dogfish move towards the north.
Scientists also focus on the reproduction, age and growth of the sleeper of the spiny dogfish.
Images for dogfish
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