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The following list of known freshwater fish species, subspecies, and hybrids occurring in Washington state is taken from Wydoski and Whitney(2003). Some scientific names have been updated or corrected. Trout nomenclature follows Behnke et al.(2002). Asterisks denote introduced fishes.
Fish typically have quite small brains relative to body size compared with other vertebrates, typically one-fifteenth the brain mass of a similarly sized bird or mammal. [59] However, some fish have relatively large brains, most notably mormyrids and sharks, which have brains about as massive relative to body weight as birds and marsupials. [60]
Specimens have been taken in the Atlantic, the Mediterranean, the Bay of Bengal, at Mauritius, and in the Pacific. The species from the Atlantic has occurred chiefly on the northern coasts, Iceland, Scandinavia, Orkney, and Scotland. The north Atlantic species is known in English as deal fish, in Icelandic as vogmær [1] and in Swedish as vågmär.
The Washington Department of Fish and Wildlife and Oregon Department of Fish and Wildlife, meanwhile, prohibited retention of yelloweye rockfish caught by recreational fisheries. Commercial retention of the rockfish is prohibited except for a small 300 lb (136 kg) limit, to allow yelloweye caught dead to be retained. [ 10 ]
The state of Washington was reminded of its obligation to ensure salmon passage in a 2018 U.S. Supreme Court ruling that upheld the deadline to repair 90% of its fish-blocking culverts.
The bowfin (Amia calva) is a ray-finned fish native to North America. Common names include mudfish, mud pike, dogfish, grindle, grinnel, swamp trout, and choupique.It is regarded as a relict, being one of only two surviving species of the Halecomorphi, a group of fish that first appeared during the Early Triassic, around 250 million years ago.
Chondrichthyes (/ k ɒ n ˈ d r ɪ k θ i iː z /; from Ancient Greek χόνδρος (khóndros) 'cartilage' and ἰχθύς (ikhthús) 'fish') is a class of jawed fish that contains the cartilaginous fish or chondrichthyans, which all have skeletons primarily composed of cartilage.
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