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 a companion series about British wildlife called "The Nature of Britain", also presented by Titchmarsh. A 3-disc Region 2 and 4 DVD set (BBCDVD1506) featuring all eight episodes was released on 29 November 2004. Titchmarsh wrote an accompanying book, also called "British Isles: A Natural History", and released by BBC Books on 1 October 2004. () 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