Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Hydractinia hancocki
Hydroide, Hydroids
Domain
Eukaryota
Kingdom
Animalia
Phylum
Cnidaria
Class
Hydrozoa
Order
Anthoathecata
Suborder
Filifera
Family
Hydractiniidae
Genus
Hydractinia
Species
hancocki
Taxon category: Accepted
Origin: Native
Distribution: Galapagos Island in Floreana, San Cristobal, South Seymour, Santiago, Isabela, Santa Cruz and Española (Calder et al., 2003; Fraser, 1938).
- Calder, D.R. Mallinson, J.J., Collins, K. & Hickman, C.P. (2003) Additions to the Hydroids (Cnidaria) of the Galapagos, with a List of Species Reported from the Islands. J. Nat. Hist. 37:1173-1218.
- Fraser, C.M. (1939) Distribution of the hydroids in the collections of the Allan Hancock Expeditions. Fraser, M. (1939). Distribution of the hydroids in the collections of the Allan Hancock Expeditions. In Allan Hancock Pacific Expeditions. (Vol. 4, pp. 155–178).
- Horton, T. Horton, T., Kroh, A., Ahyong, S., Bailly, N., Boyko, C. B., Brandão, S. N., Gofas, S., Hooper, J. N. A., Hernandez, F., Holovachov, O., Mees, J., Molodtsova, T. N., Paulay, G., Decock, W., Dekeyzer, S., Poffyn, G., Vandepitte, L., Vanhoorne, B., Adlard, R., ... Zhao, Z. (2021) World Register of Marine Species. Available from https://www.marinespecies.org at VLIZ.
You are welcome to download and use the information found in this page, acknowledging its source.
This page should be cited as follows:
"Galapagos Species Database, Hydractinia hancocki", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=19269. Accessed 31 October 2026.