[h20 freak]

Quote: Originally Posted by Paul B Another thing that causes stress is water depth. Very few adult fish live in water as shallow as our tanks. They have a built in sense that it is not safe there. In the sea there are birds and crabs that prey on shallow water fish. Fish know what depth water thay are in. Fish like Royal Grammas are deep water fish. I have seen many of them deeper than 120'. They live there because they were made to adjust to that water depth.

Wouldn't that make some damselfish best suited(if the category were to exist) for tank life seeing as they are collected from shallow tide pools with varying parameters.This is the environment our tanks resemble closest.