dwarf adult gudgeon, clever tiny freshwater wild caught and domesticated fish in temperate biotope aquarium, exotic pet

adult algae animal aqua aquadesign aquarium aquatic background barbel biotope blur blurred body captive caught clear clever closeup coldwater concept current cyprinidae dark decoration domesticated driftwood dwarf ecology europe european exotic fauna feel fish fishkeeping free freshwater gobio good gravel gregarious grey gudgeon habitat ichthyology inspiration instinct light local low macro mood native natural nature omnivore ornamental pet predator protection river ryoboku sand slender space spine tank temperate threat tiny ukraine underwater vulnerable water weed widespread wild