Sentences with phrase «removing predatory fish»

Now researchers from the ARC Centre of Excellence for Coral Reef Studies (Coral CoE) at James Cook University have found that removing predatory fish such as coral trout and snapper, through fishing, causes significant changes to the make - up of the reef's fish populations.

Not exact matches

Removing too many herbivorous and predatory fish species deprives coral reefs of critical ecosystem functions and the capacity to respond effectively to other disturbances.

Fishing with miles - long lines of baited hooks has spread around the world in the past few decades and has removed up to 90 percent of the large predatory species, including tunas, billfish and sharks, according to a variety of recent studies.