Croaking gourami finely ground flakes. Freeze-dried tablets may also be fed to older fry. It is important that the breeding and grow-out tanks be covered and protected from cool drafts, as low air temperatures above the water surface may cause damage to the developing labyrinth organs of the young fish when they begin to take gulps of air. Croaking gourami The croaking gourami ("Trichopsis vittata") is a species of small freshwater labyrinth fish of the gourami family. They are native to still waters in Southeast Asia and are distributed worldwide via the aquarium trade. Croaking gouramis are capable of producing a "croaking"
Giant gourami large rivers. It is capable of breathing moist air, so can survive out of water for long periods. It is much larger than most gouramis, growing to a maximum length of , though most are only around . In colour, it is a pale to golden yellow, with silvery, pale blue stripes running vertically along its body. Females can be identified by their thicker lips. Giant gouramis build nests using weeds and twigs. The giant gourami is also popular in aquaria. Preferably, the tank should have a dark bottom, and densely planted edges, with room left in the center of