"biodiversiteit." . . "zoölogie." . . "Conservation of Natural Resources Congresses." . . "Artenschutz." . . "Dierkunde." . . "Limulus polyphemus Conservation." . . "Pfeilschwanzkrebse." . . "Limulus polyphemus." . . "Limulus Polyphemus." . "Schwertschwänze." . . "Science." . . "Ecology." . . "Freshwater and Marine Ecology." . . . . "Farmacologie. Therapie." . . "Natuurbescherming." . . "natuurbescherming." . "Algemene ecologie en biosociologie." . . "Limulus polyphemus / Congresses." . . "Biowissenschaften." . . "farmacologie." . . "Limulus polyphemus Conservation Congrès." . . "Horseshoe Crabs Congresses." . . "ecologie." . . "Freshwater & Marine Ecology" . . "Freshwater & Marine Ecology." . . . . . . . . . . . . . . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . . . . . . . . . . . . . . . . . . "Electronic books" . "Electronic books"@en . . . . "The four living species of horseshoe crabs face a set of growing threats to their survival, including the erosion and/or man-made alteration of essential spawning habitat, coastal pollution, and overfishing. This book consists of papers presented at the 2007 International Symposium on the Science and Conservation of Horseshoe Crabs."@en . . . . . . . . . . . . . . . . . . . . . . . . . . "Aufsatzsammlung" . "Biology and conservation of horseshoe crabs"@en . "Biology and conservation of horseshoe crabs" . . . . . . . . "Biology and Conservation of Horseshoe Crabs" . "Biology and Conservation of Horseshoe Crabs"@en . . . . . . . . . . . . . . . . . . "Life sciences." . . "Biodiversity." . . "Sciences de la vie." . . "Electronic books." . . "Pharmacy." . . "farmacie." . . "Zoology." . . "Biomédecine." . . "International Symposium on the Science and Conservation of Horseshoe Crabs (1st : 2007 : Dowling College)" . . . "Nature conservation." . . "Nature Conservation." . "SpringerLink (Online service)" . . "Limulus polyphemus Congrès." . . "Aquatic biology." . . "John T. Tanacredi" . . "Ökologie." . . "Limulus polyphemus / Conservation / Congresses." . .