Keywords: Fish anatomy.jpg Ray-finned fish come in many forms The figure shows general characteristics of the more common anatomical parts A - dorsal fin B - fin rays C - lateral line D - kidney E - swim bladder F - apparatus of Weber G - inner ear H - brain I - nostrils L - eye M - gills N - heart O - stomach P - gall bladder Q - spleen R - internal sex organs ovaries or testes S - ventral fins T - spine U - anal fin V - tail caudal fin Possible other parts not shown barbels adipose fin external genitalia gonopodium Fish internal anatomy shemes whole body |