Related by context. Frequent words. (Click for all words.) 49 habitat degradation 49 Sea otters 48 overfishing pollution 47 overharvesting 45 overhunting 45 voracious predators 45 overharvested 45 overfishing 45 Overfishing 45 golden plover 44 ciguatera 44 reproduce asexually 44 frequent droughts 43 Bycatch 43 upwellings 43 pelagic species 43 basking sharks 43 predation 43 parasitic mites 43 longlining 43 Hector dolphins 42 Fraser sockeye 42 overexploitation 42 salmonid 42 kittiwakes 42 overharvest 42 habitat fragmentation 42 chytridiomycosis 42 amphibian populations 42 migratory shorebirds 41 shovelnose 41 cod haddock 41 spiny dogfish 41 pelagic fish 41 migratory 41 bluefins 41 snowshoe hares 41 Inbreeding 41 eiders 41 sawfish 41 trophic 41 piscatorial 41 milder winters 41 atypical 41 peculiar 40 pine marten 40 changeability 40 Adelie penguins 40 convergent evolution 40 Humpback whales 40 species 40 melting icecaps 40 relative paucity 40 laymen alike 40 scallop fishery 40 Autoimmune diseases 40 harmful algal blooms 40 harmful algae blooms 40 intersex fish 40 godwits 40 herring gull 40 endemism 40 migratory habits 40 endemics 40 Olive Ridley 39 river herring 39 Antibiotic resistance 39 freshwater 39 tameness 39 northward migration 39 colder winters 39 seals sea lions 39 toothed whales 39 plesiosaurs 39 Seabirds 39 Changing demographics 39 waterbirds 39 muscle degeneration 39 species extinctions 39 capercaillie 39 lobster fishery 39 native pollinators 38 poorly understood 38 seabird populations 38 porbeagle 38 marbled murrelet 38 Beluga whales 38 extinction 38 tuna swordfish 38 Theories abound 38 yellowtail flounder 38 myriad 38 leatherback turtles 38 flatworms 38 Menhaden 38 Minke whales 38 keystone species 38 longline fishing 38 natural 38 Nile perch 38 pelagic