Common name (e.g. turtle)

contains begins with ends with is

Genus + Species (e.g. Caretta caretta)

Hydra littoralis   Hyman, 1931

Swiftwater hydra

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Hydrozoa | Anthoathecata | Hydridae

Environment: milieu / climate zone / depth range / distribution range Ecology

Demersal; freshwater.  Subtropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

North America.

Length at first maturity / Size / Weight / Age

Maturity: L_m ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference References | Coordinator | Collaborators

Cairns, S.D., D.R. Calder, A. Brinckmann-Voss, C.B. Castro, D.G. Fautin, P.R. Pugh, C.E. Mills, W.C. Jaap, M.N. Arai, S.H.D. Haddock and D.M. Opresko 2003 Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Cnidaria and Ctenophore, Second Edition. American Fisheries Society Special Publication, no,28. XI+115. With CD-ROM. (Ref. 1663)

IUCN Red List Status (Ref. 130435: Version 2025-1)

CITES status (Ref. 108899)

CMS (Ref. 116361)

Threat to humans

Human uses

| FishSource |

Tools

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models