Perfect! Why Do Orca Dorsal Fins Flop Over In Captivity
That is a sign of the existence of something especially of an undesirable situation. Visser who studies killer whales in New Zealand found that 23 of the New Zealand orca population have some form of collapsing collapsed or twisted dorsal. Pin On Sea Creatures Collapsed or partially collapsed dorsal fins are rare in wild killer whales and the few wild killer whales that do have a collapsed dorsal fins only do so due to serious injuries. Why do orca dorsal fins flop over in captivity . The pressure levels are too low for the male orcas in captivity so the weight of the dorsal fin causes it to flop over. Why do the dorsal fins of killer whales in captivity flop down but in the wild they dont. Ingrid Visser reported that in the late 1990s 23 of the males in the New Zealand population of killer whales had collapsed collapsing or bent dorsal fins. 100 of captive adult male orcas have collapsed dorsal fins. The resulting scar tissue can result in the fins. The number of wild mal...