特殊用法aquatic invertebrate1.水生无脊椎动物benthic invertebrate1.底栖无脊椎动物benthonic invertebrate1.底栖无脊椎动物estuarine invertebrate1.河口无脊椎动物marine invertebrate1.海洋无脊椎动物soil invertebrate1.土壤无脊椎动物