Belongs within: Percomorpharia.Contains: Anthiidae, Epinephelidae, Serranidae, Triglimorpha, Notothenioidei, Percidae. The Serraniformes are a clade of fishes united by molecular data, uniting the Percidae and Serranidae sensu lato with taxa historically classified as Scorpaeniformes, Gasterosteiformes, etc. <==Serraniformes [Grammistidae, Grammistinae, Notothenioidea, Notothenioidi]LM13 | i. s.: TrachypomaSC07 | Apistus Cuvier 1828S57 [incl. Polemius Kaup 1858S57, Pterichthys Swainson 1839S57;… Continue reading Serraniformes


Belongs within: Triglimorpha. The Triglidae, sea robins, are slender marine fishes with a broad head encased in bony plates and large pectoral fins (Klein-MacPhee & McBride 2002). Characters (from Klein-MacPhee & McBride 2002): Head broad, encased in bony plates, mouth small, snout dorsally depressed; body slender; pectoral fins large, fan-like, with three modified rays; separate… Continue reading Triglidae


Belongs within: Serraniformes.Contains: Etheostoma, Percina. The Percidae are a Holarctic family of freshwater fishes bearing two dorsal fins with fewer than 23 rays in the second dorsal fin, five or more pelvic-fin rays, one or two anal-fin spines, and a lateral line that does not extend onto the caudal fin (Stauffer et al. 1995). Knocked… Continue reading Percidae


Belongs within: Cottioidei. The Zoarcoidei are marine fishes with usually elongate, more or less compressed bodies, long dorsal and anal fins, and a single nostril on each side (Bond 1996). Zoarcoidei [Bathymasteridae, Zoarcales] | i. s.: OpaeophacusB96 | Gymnelis viridisB96 | PtilichthyidaeB96 | ScytalinidaeB96 | Araeosteus [Zaproridae]P93 | `–A. rothi Jordan & Gilbert 1920P93 |–Rathbunella… Continue reading Zoarcoidei


Belongs within: Cottioidei. The Cyclopteroidea are marine fishes found mostly in cold waters in which the pelvic fins (if present) are modified into a thoracic sucking disk. Cyclopteroidea |–CyclopteridaeK-M02k | |–Cyclopterus Linnaeus 1758 L58 | | |–C. lumpus Linnaeus 1758K-M02k | | `–C. nudus Linnaeus 1758 L58 | `–EumicrotremusK-M02k | |–E. orbis ND13 | `–E.… Continue reading Cyclopteroidea


Belongs within: Cottioidei. The Gasterosteidae are a group of fishes with subthoracic pelvic fins placed below the pectoral fins. They are found in both fresh and marine waters in cooler regions of the Northern Hemisphere. Gasterosteidae [Aulorhynchidae, Gasterosteales, Protosyngnathidae] |–Hypoptychus [Hypoptychidae]ND13 | `–H. dybowskiiND13 `–+–Aulorhynchus flavidusND13 `–+–Aulichthys japonicusND13 `–+–Apeltes quadracus (Mitchill 1815)ND13, K02 `–Gasterosteus Linnaeus… Continue reading Gasterosteidae


Belongs within: Cottioidei.Contains: Cottinae. The Cottoidea, sculpins, are marine and freshwater fishes with large spiny heads, wide gill openings, broad mouths, slender bodies, large fan-like pectoral fins, small caudal fins, and pelvic fins reduced to three long rays (Collette & Klein-MacPhee 2002). Cottoidea [Cottidae, Icelidae] |–+–Leptocottus armatusND13 | `–CottinaeND13 `–+–+–Scorpaenichthys marmoratus Ayres 1854ND13, CWH77 |… Continue reading Cottoidea


Belongs within: Cottinae. The Abyssocottidae is a group of sculpins endemic to Lake Baikal, many of which live in deep water and exhibit associated adaptations such as reduced scalation and a lateral line of exposed neuromasts. The sculpins of Baikal Published 16 July 2015 In a post that appeared on this site some seven years… Continue reading Abyssocottidae


Belongs within: Serraniformes. Sea bass, mutant or otherwise Published 30 August 2015 …though to the best of my knowledge, none of them have fricking lasers on their heads. The Serranidae are a group of marine fish that go by vernacular names such as sea bass, rock bass or rock cod. They are carnivores, and are… Continue reading Serranidae


Belongs within: Scorpaenidae. Turkey-lion-butterfly-scorpion-zebra Published 13 October 2008 On this page, I’m looking at the tropical fish Dendrochirus zebra (Cuvier, 1829)*, commonly known as dwarf lionfish, zebra turkeyfish, zebra butterfly-cod and doubtless a whole host of others of which I’m not even aware. And a very attractive animal it is too, as you can see… Continue reading Pteroini