Looks like a very young damsel fly, or dragonfly nymph.
If you have small fish in the tank, they are in danger, if you have large fish, they may eat it.
I had a fry tank, where fry kept disappearing, and I found a similar nymph, only it was about 3" long. Probably came in on plants.
Looks like a very young damsel fly, or dragonfly nymph.
If you have small fish in the tank, they are in danger, if you have large fish, they may eat it.
I had a fry tank, where fry kept disappearing, and I found a similar nymph, only it was about 3" long. Probably came in on plants.