Trawler boat trawling Kudat Bay. Delicate coral reefs that take centuries to grow are demolished by fishing gear like trawl nets that rake the ocean floor. It's the marine equivalent to clear-cutting a forest but goes largely unseen resulting in massive ecological changes. Sabah, Malaysia, June 2009 . NOT AVAILABLE FOR MAGAZINE USE IN GERMAN-SPEAKING COUNTRIES UNTIL 1ST JULY 2013.