popular ornamental blackwater fish bleeding heart tetra, hyphessobrycon socolofi, originated from rio negro, amazonia

adult amazonas amazonia aqua aquarium background barcelos biotope blackwater bleeding blurred brazil bright careful characidae clear close colourful couple decorative design driftwood echinodorus ecology endangered endemic fauna fearful fish fishkeeping free freshwater habitat healthy heart hobby hyphessobrycon instastory instinct macro natural nature negro originated ornamental plant popular protection red rio smart socolofi space spawn tank tetra threat timid underwater water