Galapagos Species Database

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

Egmundella humilis Fraser, 1936

Hidroides, Hydroid

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Cnidaria

Class
Hydrozoa

Order
Leptothecata

Family
Campanulinidae

Genus
Egmundella

Species
humilis

Taxon category: Accepted

Note: Egmundella humilis was first described by Fraser (1936) from Japan. The species, now reported in the Galapagos, shares morphological traits with E. modesta, though their conspecificity remains uncertain (Calder, et al., 2021).

Origin: Introduced - established

Introduction

Year of first record: 1992

Mode of introduction: Accidental

Introduction Pathway: Stowaway

Introduced status: Naturalized

Invasive status: Under watch

Distribution

Distribution: Japan, Tropical Eastern Pacific and Galapagos Island (Calder et al., 2021).

References

  • Calder, D.R. Carlton, J. T., Keith, I., Larson, K., McCann, L., Geller, J., Wheelock, M., Choong, H. H. C., & Ruiz, G. M. (2021) Additions to the hydroids (Cnidaria, hydrozoa) of marine fouling communities on the mainland of ecuador and in the galapagos islands Aquatic Invasions, 16(2), 208–252. https://doi.org/10.3391/ai.2021.16.2.02
  • 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, Egmundella humilis", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=19417. Accessed 31 October 2026.