What Role Does The Dugong Play In The Ecosystem?

What Role Does The Dugong Play In The Ecosystem? Wherever they survive, dugongs play an important role in maintaining coastal ecosystems. Their constant browsing of seagrass encourages regrowth – ensuring critical habitat and feeding sites for a host of other marine species, including turtles, dolphins and sawfish. What do dugongs do? Dugongs are sometimes called

Why Is The Dugong Being Threatened?

Why Is The Dugong Being Threatened? Dugongs are threatened by sea grass habitat loss or degradation because of coastal development or industrial activities that cause water pollution. … This makes the conservation of their shallow water marine habitat very important. They also often become victims of bycatch, the accidental entanglement in fishing nets. What happens

Why Is Captivity Bad For Marine Animals?

Why Is Captivity Bad For Marine Animals? Captive marine mammals suffer from a huge range of health problems, including extreme stress, neurotic behaviors and abnormal levels of aggression. Bottlenose dolphins are six times more likely to die immediately after capture from the wild and transfer between facilities. Should ocean marine animals be kept in captivity?

What Is The Estimated Number Of Killer Whales In The Area That Eat Marine Mammals?

What Is The Estimated Number Of Killer Whales In The Area That Eat Marine Mammals? Most killer whales eat fish, but a small proportion–perhaps 10 to 17 percent–feeds primarily on marine mammals. A conservative estimate places the number of marine mammal-eating killer whales at around 170 in the Aleutian Islands waters, according to Williams and

How Many Mammals Are Native To Hawaii?

How Many Mammals Are Native To Hawaii? There are 41 species of mammals in the Hawaiian Islands. The Hawaiian monk seal and hoary bat are native to Hawaii. There are four other carnivores, seven ungulates, one species of rabbit, four rodents, one wallaby, six species of dolphin, and sixteen different types of whales in Hawaii.

What Type Of Whales Are In Antarctica?

What Type Of Whales Are In Antarctica? KILLER WHALES SMALL TYPE B2. Orcinus orca. … SPERM WHALE. Physeter microcephalus. … HUMPBACK WHALE. Megaptera novaeangliae. … SOUTHERN RIGHT WHALE. Eubalaena australis. … KILLER WHALES TYPE A. Orcinus orca. … ANTARCTIC BLUE WHALE. Balaenoptera musculus intermedia. … KILLER WHALES LARGE TYPE B1. Orcinus orca. … SEI WHALE.