
Frecklefin eel
Macrognathus maculatus
Mastacembelidae

Macrognathus maculatus
Mastacembelidae
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Lives wild in Brunei, Cambodia, Indonesia, Laos, Malaysia, Singapore, Thailand, and Vietnam.
Inhabits streams in lowland and upland areas and peats. Found in shaded forest streams with acidic water and dense growth of submerged vegetation and leaf litter beds. Tends to hide among vegetation. Often occurs in clear water over rocky bottom in flowing streams. Feeds on bottom-dwelling insect larvae, worms and crustaceans.
Temperament, fin nippers, fish that eat other fish, and fish that need the same water. And what the Harmony mark in the app means.
Two aquariums from Southeast Asia: calm forest streams and peat swamps with soft, brown water, and fast mountain streams with cool, oxygen-rich water.
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.
Why new fish should live in a tank of their own for a few weeks before they move in, what you need, and what to look for.