Rhinogobius formosanus – ~8 cm Formosa Brook Goby Macropodus opercularis Avoid aggressive or territorial fish

Avoid aggressive or territorial fish

and snails to maintain beak health

Do not over-clean grazing surfaces

Natural Habitat:Native to Brazil’s Xingu River basin

Rhinogobius formosanus – ~8 cm Formosa Brook Goby Macropodus opercularis Avoid aggressive or territorial fishDescription The Formosa Brook Goby (Rhinogobius formosanus, Oshima 1919) is a sleek, freshwater goby native to Taiwans northern rivers. It typically grows to about 8 cm standard length, with males exhibiting vibrant orange red facial markings, distinctive diagonal head lines, and striking blue green sheen on their body scales. This species is known for its graceful movement, subtle aggression during dominance displays, and its adaptabilityincluding