Hardhead

From Biology-Online Dictionary
Jump to: navigation, search

Hardhead

1. Clash or collision of heads in contest.

2. (Science: zoology) The menhaden. See menhaden. Blocks gurnard (Trigla gurnardus) of Europe.

a California salmon; the steelhead.

The gray whale. See gray whale, under gray.

a coarse American commercial sponge (spongia dura).