Related by context. Frequent words. (Click for all words.) 62 mussels 60 snails 60 Argentine ants 58 Didymo 57 sea squirt 56 crayfish 56 freshwater mussels 55 weevils 55 macadamias 55 whitebait 55 kelp 54 skink 54 Eurasian milfoil 54 tadpoles 54 yabbies 54 Cane toads 54 mealybugs 54 beetles 53 sea slugs 53 sea squirts 53 molluscs 53 seaweeds 53 rock snot 53 Hydrilla 53 larvae 53 insect larvae 53 didymo 53 alga 53 cuttlefish 53 Zebra mussels 52 insects 52 gobies 52 aquatic weeds 52 varroa mite 52 grubs 52 fireweed 52 invasive weed 51 kumara 51 invasive pest 51 mollusks 51 fathead minnows 51 eels 51 Invasive species 51 Eurasian watermilfoil 51 toxic algae 51 toads 51 intertidal 51 bullfrogs 51 aquatic habitats 50 wasps 50 fish 50 seaweed 50 earthworms 50 Coho salmon 50 whiteflies 50 sea urchins 50 frog species 50 fungi 50 parasitic wasps 50 kelp beds 50 frogs 50 sedge 50 mollusc 49 kelp forests 49 Nile perch 49 knotweed 49 zebra mussels 49 nematodes 49 algal bloom 49 marine invertebrates 49 crustaceans 49 sphagnum moss 49 oysters 49 crickets 49 eel grass 49 algal blooms 49 freshwater ecosystems 49 clams 49 squid 49 Larvae 49 ferns 49 invertebrates 49 whale carcass 49 Mussels 49 bivalves 49 sticklebacks 49 eucalypts 49 algae 49 Lionfish 49 lampreys 49 gillnets 49 beetle larvae 48 fern 48 Humboldt squid 48 tussock 48 seabeds 48 brine shrimp 48 species 48 mussel 48 petrels 48 shellfish