Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

Clytia brevithecata (Thornely, 1900)

Hidrozoo, Hydrozoo

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Cnidaria

Class
Hydrozoa

Order
Leptothecata

Family
Campanulariidae

Genus
Clytia

Species
brevithecata

Taxon category: Accepted

Syn.: Campanularia brevithecata Thornely, 1900, Clytia hummelincki (Leloup, 1935), Laomedea hummelincki Leloup, 1935 (Horton et al., 2021).

Origin: Introduced - established

Introduction

Year of first record: 1992

Mode of introduction: Accidental

Introduction Pathway: Stowaway

Subpathway: Ship hull

Invasive status: Under watch

Distribution

Map of specimen collection localities or observation records for this species in our collections database.

Distribution: (Clytia h) Western and eastern Atlantic and Pacific Ocean in Galapagos Islands, Darwin I, San Cristobal (Calder et al., 2003).

References

  • Calder, D.R. Carlton, J. T., Larson, K., Mallinson, J. J., Choong, H. H. C., Keith, I., & Ruiz, G. M (2019) Hydroids (Cnidaria, Hydrozoa) from marine fouling assemblages in the Galápagos Islands, Ecuador Aquatic Invasions (2019) Volume 14, Issue 1: 21–58
  • 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.
  • Carlton, J. T. Keith, I., & Ruiz, G. M. (2019) Assessing marine bioinvasions in the Galápagos islands: Implications for conservation biology and marine protected areas. Aquatic Invasions, 14(1), 1–20. https://doi.org/10.3391/ai.2019.14.1.01
  • 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, Clytia brevithecata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=20211. Accessed 31 October 2026.