Crabs of the British Isles (29,193 t), various swimming crabs (3,180 t), the spider crab "Maja squinado" (1,565 t), the shore crab or green crab "Carcinus maenas" (553 t) and the velvet crab "Necora puber" (193 t). Around 77% of the catch is landed in the United Kingdom, 19% in Ireland, 4% in the Channel Islands, and 1% in the Isle of Man. 62 species have been directly observed in the waters of the British Isles: Three deep-water species have also been recorded near the British Isles, and are likely to occur in the area. These are: Crabs of the British Isles Around 65 species
British Isles – A Natural History British Isles – A Natural History British Isles – A Natural History is an eight-part documentary series produced by the BBC Natural History Unit and presented by Alan Titchmarsh. Originally broadcast in the UK on BBC1 from September to November 2004, it took viewers on a journey from the formation of what is now the British Isles some 3 billion years ago to the present day, revealing how natural and human forces have shaped the landscape. Each of the 50-minute episodes was followed by a 10-minute short specific to each region of the British Isles. In 2007, the BBC made