By Robert Still, Jon Dunn, Hugh Harrop
Britain's Sea Mammals is the basic box advisor to all of the sea mammals--whales, dolphins, porpoises, and seals--found in coastal Britain. The booklet positive factors greater than a hundred lovely images and shut to forty distinct and gorgeous illustrations of 34 species of sea mammals, paying detailed realization to the 14 species so much quite simply visible and probably to be encountered. Factoring in habit and destinations, introductory chapters examine sea mammal biology and ecology, and the way, whilst, and the place those creatures might be noticed. Species debts spotlight key identity features and contain info on prestige, habitat specifications, and distribution. convenient and informative, Britain's Sea Mammals is the fitting advisor to sea mammal looking at within the United Kingdom.
The in simple terms advisor that makes a speciality of the 34 species of sea mammal recorded in Britain, relatively the 14 such a lot quite simply noticeable species;
More than a hundred images and nearly forty illustrations spotlight species, their habit, and locations;
Introductory chapters discover how, whilst, and the place to appear for sea mammals;
Species debts spotlight key id good points, together with details on prestige, habitat standards, and distribution.
Read or Download Britain's Sea Mammals: Whales, Dolphins, Porpoises, and Seals and Where to Find Them PDF
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Additional resources for Britain's Sea Mammals: Whales, Dolphins, Porpoises, and Seals and Where to Find Them
2003: Portland, Dorset. 2008: Blyth, Northumberland. 56 Vulnerable Hooded Seal Cystophora cristata Adult length: 2·0–2·6 m Adult weight: 145–400 kg IDENTIFICATION: The species owes its name to the fleshy, wide muzzle that droops down over the mouth of adult males. When inflated, this nasal cavity forms a conspicuous ‘hood’ on the top of the head, significantly altering the profile of the animal. This effect can be further enhanced by the inflation of a large, pinkish-red membrane from within the left nostril.
Some animals may have a reddish, rusty hue to their coats. The underparts may be somewhat lighter than the upperparts, though the fur can be uniformly coloured. Overlaying this base colour is a conspicuous pattern of spots, rings and blotches, normally uniformly distributed on both the upper and underparts. SIMILAR SPECIES: The two species most likely to be encountered in British waters are Common Seal and Grey Seal (see page 52 for how to tell them apart). Other pinniped species are encountered only very rarely in Britain (pages 53–57), but are distinctive.
Overlaying this base colour is a conspicuous pattern of spots, rings and blotches, normally uniformly distributed on both the upper and underparts. SIMILAR SPECIES: The two species most likely to be encountered in British waters are Common Seal and Grey Seal (see page 52 for how to tell them apart). Other pinniped species are encountered only very rarely in Britain (pages 53–57), but are distinctive. 'Rusty' form Typical form The sexes are not obviously dimorphic. The head-shape and conformation is identical, and diagnostic, especially in comparison with female Grey Seals.