A '''Lacustrine System''' is - according to the [[USDA]] terminology - ''"composed of [[wetlands]] and deepwater habitats occurring in one of five systems in the classification of wetlands and deepwater habitats <ref>see Wetlands, Cowardin et al. 1979</ref>. The Lacustrine System includes wetlands and deepwater habitats with all of the following characteristics: ''
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A '''Lacustrine System''' is - according to the [[USDA]] terminology - ''"composed of [[wetlands]] and deepwater habitats occurring in one of five systems in the classification of wetlands and deepwater habitats.<ref>see Wetlands, Cowardin et al. 1979</ref> The Lacustrine System includes wetlands and deepwater habitats with all of the following characteristics: ''
# ''situated in a topographic depression or a dammed river channel;
# ''situated in a topographic depression or a dammed river channel;
# ''lacking trees, shrubs, persistent emergent plants, emergent mosses or lichens with greater than 30% areal coverage; and
# ''lacking trees, shrubs, persistent emergent plants, emergent mosses or lichens with greater than 30% areal coverage; and