CETOLOGY

 



Introductory Picture Of Marine Mammals






Cetology is a branch of zoology that deals with the study of marine mammals that include whales, dolphins, porpoise, etc.

Cetology (from Greek κῆτος, kētos, "whale"; and -λογία, -logia) or whalelore (also known as whaleology) is the branch of marine mammal science that studies the approximately eighty species of whales, dolphins, and porpoise in the scientific order Cetacea.

Marine Mammals:

                            There are 130 species of Mammals currently depend on ocean for all of their life needs. These species are described in 3 mammalian orders.

§  Carnivora

§  Cetacea

§  Sirenia

ORDER CARNIVORA:

1.    Sub Order Pinnipedia: Seals, Fur Seals, Sea lions, Walruses.

Family Otariidae (Fur seals and Sea lions)

Family Odobenidae (Walrus)

Family Phocidae (True Seals)

2.    Sub Order Marine Fissipedia: Sea Otters, Marine Otters, and polar bear.

       Family Mustelidae (Otters)

       Family Ursidae ( Bears)

ORDER CETACEA:

                              Whales, Dolphins, and porpoises.

1.    Sub Order Mysticeti: Baleen Whales.

Family Balaenidae (Right and Bowhead whales)

Family NeoBalaenidae (pygmy Right Whale)

Family Balaenopteridae (Rorquals)

Family Eschrichtiidae (Grey Whale)

               2. Sub Order Odontoceti: Toothed Whales.

Family Physeteridae (Sperm Whale)

Family kogiidae (Pygmy and Dwarf Sperm Whales)

Family Monodontidae (Narwhal and beluga)

Family Ziphiidae (Beaked Whales)

Family Delphinidae (Ocean Dolphins)

Family Phocoenidae (Porpoises)

Family platanistidae (South Asian River Dolphin)

Family Iniidae (Boto)

Family Lipotidae (Baiji)

Family Pontoporiidae (Franciscana)

ORDER SIRENIA:

                 Sea cows, Manatees, and Dugongs.

Family Trichechidae (Manatees)

Family Dugongidae (Dugongs)



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