golden spined loach fish - sabanejewia aurata

macedonian macedonia european loach sabanejewia balcanica golden caucasica cobitidae aurata swim environment stripes freshwater fish river aquarium cobitis taenia fin ornamental spined tank aqua ecology native stream water underwater wild aquatic threat juvenile animal wide-spread closeup temperate sand gravel grey decorative fishkeeping clear nature natural macro europe biotope species ray-finned family coldwater aquaculture fresh cypriniformes balkan lepidocephalichthys thermalis vettonica cobitidae