The main cause of the decline of loggerhead turtles, and the current primary threat to global populations is bycatch in longlines, gillnets, trawls, traps and pots, and dredges. Loggerhead can be hooked in the mouth...
Since the 1970s, fisheries bycatch has been increasingly recognized as a factor responsible for reducing or liminiting the recovery of marine mammal populations in many parts of the world. A new study from the Consortium for Wildlife Bycatch Reduction reviews reported marine mammal bycatch from the last two decades.
Mortality from longline bycatch threatens marine mammal species and populations such as the false killer whale (Pseudorca crassidens) in the insular Hawaiian Islands, and Risso's dolphin (Grampus griseus) and pilot whales (Globicephala spp.) in the Northwest Atlantic....