[1] : The Collaborative International Dictionary of English v.0.48

weever \wee"ver\, n. probably from f. vive, of. vivre, a kind
   of fish, l. vipera viper. cf. viper. zool.
   any one of several species of edible marine fishes belonging
   to the genus trachinus, of the family trachinidae. they
   have a broad spinose head, with the eyes looking upward. the
   long dorsal fin is supported by numerous strong, sharp spines
   which cause painful wounds.
   1913 webster
   1913 webster

   note: the two british species are the great, or greater,
         weever trachinus draco, which becomes a foot long
         called also gowdie, sea cat, stingbull, and
         weaverfish, and the lesser weever trachinus
         vipera, about half as large called also otter
         pike, and stingfish.
         1913 webster
see also:
viper trachinus trachinidae trachinus draco gowdie sea cat 
stingbull weaverfish trachinus vipera otter pike stingfish 

Pike >> P Words
Pike, definition of term: Pike
pike_pag1.html

Otter >> O Words
Otter, definition of term: Otter
otter_pag1.html

Pike Perch >> P Words
Pike Perch, definition of term: Pike Perch
pike+perch_pag1.html

Northern Pike >> N Words
Northern Pike, definition of term: Northern Pike
northern+pike_pag1.html

Blue Pike >> B Words
Blue Pike, definition of term: Blue Pike
blue+pike_pag1.html