http://vocab.lternet.edu/vocab/vocab/http://vocab.lternet.edu/vocab/vocab/skos/41aquatic ecosystems http://vocab.lternet.edu/vocab/vocab/skos/41 aquatic UF http://vocab.lternet.edu/vocab/vocab/skos/41 mollusks RT http://vocab.lternet.edu/vocab/vocab/skos/41 crustaceans RT http://vocab.lternet.edu/vocab/vocab/skos/41 fishes RT http://vocab.lternet.edu/vocab/vocab/skos/41 freshwater RT http://vocab.lternet.edu/vocab/vocab/skos/41 water column RT http://vocab.lternet.edu/vocab/vocab/skos/41 periphyton RT http://vocab.lternet.edu/vocab/vocab/skos/41 ponds NT http://vocab.lternet.edu/vocab/vocab/skos/41 estuaries NT http://vocab.lternet.edu/vocab/vocab/skos/41 reefs NT http://vocab.lternet.edu/vocab/vocab/skos/41 intertidal NT http://vocab.lternet.edu/vocab/vocab/skos/41 lakes NT http://vocab.lternet.edu/vocab/vocab/skos/41 oceans NT http://vocab.lternet.edu/vocab/vocab/skos/41 streams NT http://vocab.lternet.edu/vocab/vocab/skos/41 rivers NT http://vocab.lternet.edu/vocab/vocab/skos/41 ecosystems BT