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The following list of freshwater fish species and subspecies known to occur in the U.S. state of Oregon is primarily taken from "Inland Fishes of Washington" by Richard S. Wydoski and Richard R. Whitney (2003), but some species and subspecies have been added from the Oregon Department of Fish and Wildlife (ODFW) website.
The spines on the operculum are divergent and the gill membrane is free from isthmus. [4] There is a large mobile spine below each eye which may be projected outwards. [9] The venom borne on the spines of these fishes is very potent. They are small fish, from 2.5–23 cm (1–9 in). [4]
The state's earliest fossil record includes plants, corals, and conodonts. Oregon was covered by seaways and volcanic islands during the Mesozoic era. Fossils from this period include marine plants, invertebrates, ichthyosaurs, pterosaurs, and traces such as invertebrate burrows. During the Cenozoic, Oregon's climate gradually cooled and ...
6 Fish. Toggle Fish subsection. 6.1 Cypriniformes. 6.2 Acipenseriformes. ... This is a list of species of fauna (animals) that have been observed in the U.S. state of ...
The Oregon Department of Fish and Wildlife (ODFW) is a government agency of the U.S. state of Oregon responsible for programs protecting Oregon fish and wildlife resources and their habitats. [1] The agency operates hatcheries, issues hunting and angling licenses, advises on habitat protection, and sponsors public education programs.
A massive rare fish thought to only live in temperate waters in the southern hemisphere has washed up on Oregon's northern coast, drawing crowds of curious onlookers intrigued by the unusual sight.
Many wasp lineages, including those in the families Vespidae, Crabronidae, Sphecidae, and Pompilidae, attack and sting prey items that they use as food for their larvae; while Vespidae usually macerate their prey and feed the resulting bits directly to their brood, most predatory wasps paralyze their prey and lay eggs directly upon the bodies ...
A 100-pound tropical fish washed up on an Oregon beach. Experts said the fish was found far from its natural habitat, making it a surprising find. The opah, or moonfish, will be studied as little ...