Find content specifically related to invertebrates of the Puget Sound and Salish Sea ecosystems. For checklists and descriptive accounts of individual species, visit our species library.
Invertebrates
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Non-native species are those that do not naturally occur in an ecosystem. A non-native species is considered invasive when it is capable of aggressively establishing itself and causing environmental damage to an ecosystem. Plants, animals, and pathogens all can be invasive.