
Lesser spiny eel
Macrognathus aculeatus
Mastacembelidae

Macrognathus aculeatus
Mastacembelidae
Know what is missing? Suggest it in the app.
Lives wild in Bangladesh, China, India, Indonesia, Laos, Malaysia, Myanmar (Burma), Singapore, and 4 more countries.
Adults occur in medium to large-sized rivers. Found in lowland wetlands and peats. Uncommonly seen in aquarium trades.
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.