The Apache trout or Arizona trout (Oncorhynchus apache) is a species of freshwaterfish in the salmonfamily (family Salmonidae) of orderSalmoniformes. It is one of the trouts. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Jump to: navigation, search Phyla Porifera (sponges) Ctenophora (comb jellies) Cnidaria Placozoa Subregnum Bilateria Acoelomorpha Orthonectida Rhombozoa Myxozoa Superphylum Deuterostomia Chordata (vertebrates, etc. ... Typical Classes Subphylum Urochordata - Tunicates Ascidiacea Thaliacea Larvacea Subphylum Cephalochordata - Lancelets Subphylum Myxini - Hagfishes Subphylum Vertebrata - Vertebrates Petromyzontida - Lampreys Placodermi (extinct) Chondrichthyes - Cartilaginous fishes Acanthodii (extinct) Actinopterygii - Ray-finned fishes Actinistia - Coelacanths Dipnoi - Lungfishes Amphibia - Amphibians Reptilia - Reptiles Aves - Birds Mammalia - Mammals Chordates (phylum Chordata) include the vertebrates, together with... Orders See text The Actinopterygii are the ray-finned fish. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Species See text The genus Oncorhynchus conians the Pacific salmon and trout species. ... In biology, binomial nomenclature is a standard convention used for naming species. ... Jump to: navigation, search 1972 was a leap year that started on a Saturday. ... Jump to: navigation, search In biology, the most commonly used definition of species was first coined by Ernst Mayr. ... For the village on the Isle of Wight, see Freshwater, Isle of Wight. ... Jump to: navigation, search Groups Conodonta Hyperoartia Petromyzontidae (lampreys) Pteraspidomorphi (early jawless fish) Thelodonti Anaspida Cephalaspidomorphi (early jawless fish) Galeaspida Pituriaspida Osteostraci Gnathostomata (jawed vertebrates) Placodermi Chondrichthyes (cartilaginous fish) Acanthodii Osteichthyes (bony fish) Actinopterygii (ray-finned fish) Sarcopterygii (lobe-finned fish) Actinistia (coelacanths) Dipnoi (lungfish) A fish is a poikilothermic... The Chinook or King Salmon is the largest salmon in North America and can grow up to 58 long and 126 pounds. ... Scientific classification or biological classification refers to how biologists group and categorize extinct and living species of organisms. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Scientific classification or biological classification refers to how biologists group and categorize extinct and living species of organisms. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Rainbow trout (Oncorhynchus mykiss) Trout is the common name given to a number of species of freshwater fishes belonging to the salmon family, Salmonidae. ...
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