bullrout

…include such forms as: the bullrout, or shorthorn sculpin (Myoxocephalus scorpius), a large, mottled-brownish sculpin found in Europe, the Arctic, and North America; the longhorn sculpin (M. octodecemspinosus), a common North American species, variable in colour and with long cheek spines; and the sea raven, a North American fish distinctively…

…northern Atlantic short-horned sculpin, or bullrout (Myoxocephalus scorpius), is known to build a rudimentary nest guarded by the male, as does the freshwater European miller’s thumb. The males of these and other cottids have a well-developed structure called a urogenital papilla, which some authorities have suggested is used to introduce…