http://vocab.lternet.edu/vocab/vocab/http://vocab.lternet.edu/vocab/vocab/skos/196fishes http://vocab.lternet.edu/vocab/vocab/skos/196 aquatic ecosystems RT http://vocab.lternet.edu/vocab/vocab/skos/196 trout NT http://vocab.lternet.edu/vocab/vocab/skos/196 vertebrates BT http://vocab.lternet.edu/vocab/vocab/skos/196 fish UF