weird dwarf weatherfish spread fins and tail, swim among green vegetation in european biotope aquarium, full body view

algae aloides animal aqua aquaculture aquatic captive clear closeup cobitis coldwater conditions controlled curious current decorative ecology endemic europe fauna fish fishkeeping flow free freshwater friendly gravel grey instinct juvenile lake loach local macro native natural nature ornamental pineapple plant protection river soldiers space specimen spined stratiotes stream taenia tank temperate threat underwater water weed wild