 In the modern era avian life includes the corncrake , red @-@ throated diver , <unk> , <unk> , Atlantic <unk> , <unk> and golden eagle . The eggs of the last breeding pair of white @-@ tailed sea eagle in the UK were taken by an egg collector on Skye in 1916 but the species has recently been re @-@ introduced . The <unk> last bred on the island in 1900 . Mountain hare ( apparently absent in the 18th century ) and <unk> are now abundant and preyed upon by wild cat and pine <unk> . The rich fresh water streams contain brown trout , Atlantic salmon and water <unk> . Offshore the edible crab and edible <unk> are also found , the latter especially in the Sound of <unk> . There are nationally important horse <unk> and <unk> beds in the sea <unk> and in 2012 a bed of 100 million flame shells was found during a survey of Loch <unk> . Grey <unk> can be seen off the Southern coast . 
