Deep-sea trawling taking a toll on certain species and their habitats

Date: March 8, 2019

Source: Newshub
Author: Isobel Ewing

Orange Roughy 900 metres deep have been captured by scientists’ cameras on the Chatham Rise, but overfishing pushed the slow-growing species to the brink. New evidence shows its habitat may be heading the same way.

Marine biologist David Bowden says destruction of their habitat hasn’t happened overnight. “It’s a long term change that we are exerting on the ecosystem.” Orange Roughy grow slowly and live to 150-years-old, and the fauna on the underwater volcanoes where they live and feed are similar.

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Posted on Categories Fisheries GeneralTags