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There are about 1500 species of non-marine molluscs in Europe. The marine fauna is again richest in the Mediterranean region (2000 marine mollusc species). [13] 22 species and 3 subspecies of gastropods are extinct in Europe since the year 1500. [14] No species of bivalves are known to be extinct in Europe since 1500. [14]
Marine fauna — of North America. Subcategories. This category has the following 6 subcategories, out of 6 total. C. Cephalopods of North America (7 C, 14 P) F.
This is a list of mammals of Europe. It includes all mammals currently found in Europe (from northeast Atlantic to Ural Mountains and northern slope of Caucasus Mountains ), whether resident or as regular migrants .
List of fish of the North Sea consists of 201 species, both indigenous, and also introduced, listed in systematic index. It includes 40 species of Chondrichthyes, three species of Agnatha, the other are bony fishes. [1] The following tags are used to indicate the conservation status of species by IUCN's criteria:
Total species range is highly variable for marine mammal species. On average most marine mammals have ranges which are equivalent or smaller than one-fifth of the Indian Ocean . [ 33 ] The variation observed in range size is a result of the different ecological requirements of each species and their ability to cope with a broad range of ...
This is a list of North American mammals. It includes all mammals currently found in the United States, St. Pierre and Miquelon, Canada, Greenland, Bermuda, Mexico, Central America, and the Caribbean region, whether resident or as migrants. This article does not include species found only in captivity.
Among animals, the largest species are all marine mammals, specifically whales. The blue whale is believed to be the largest animal to have ever lived. [7] The living land animal classification is also dominated by mammals, with the African bush elephant being the largest of these.
The range of distribution for this family is world-wide. It is at its most diverse in North America, with about 297 recognised taxa, [3] [4] [5] but China and Southeast Asia also support very diverse faunas. Freshwater mussels occupy a wide range of habitats, but most often occupy lotic waters, i.e. flowing water such as rivers, streams and creeks.