Galapagos Species Database

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

Abudefduf troschelii (Gill, 1862)

banderita, sargento mayor, petaca banderita, Panamic sergeant major

Elongated, disk-shaped. Usually yellow back and silver to white head and belly: oftten with bluish and blue-green tints. Breeding males hange color to blue. Lengths of 18 cm.

Habitat: Shallow waters; small aggregations near coral and rocky reefs. Known from sites off Bartolome, Punta Espinosa, Fernandina, Cormorant Bay, Floreana, Hood, Tagus Cove, Isabela, Santa Cruz, Sullivan Bay, Santiago, and South Seymour.

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Chordata

Class
Teleostei

Order
Ovalentaria incertae sedis

Family
Pomacentridae

Genus
Abudefduf

Species
troschelii

Taxon category: Accepted

Syn.: Glyphidodon troschelii Gill, 1862, fide Appeltans et al. (2010)

Origin: Native

Status

IUCN Red List Category: Not evaluated

Distribution

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

Distribution: Eastern Pacific, from California to southern Peru, also Cocos, Revillagigedos and Ecuador in Galápagos

References

  • Appeltans, W. Bouchet, P., Boxshall, G.A., Fauchald, K., Gordon, D.P., Hoeksema, B.W., Poore, G.C.B., van Soest, R.W.M., Stöhr, S., Walter, T.C., Costello, M.J. (eds.) (2010) World Register of Marine Species (WoRMS). Available online at http://www.marinespecies.org.
  • Banks, S. Vera, M. & Chiriboga, A. (2009) Establishing Reference Points to Assess Long-Term Change in Zooxanthellate Coral Communities of the Northern Galapagos Coral Reefs. J. Sci. Conserv. in the Galapagos Islands, p. 43-64.
  • Constant, P. (2007) Marine Life of the Galapagos. The Diver's guide to Fishes, Whales, Dolphins and marine Invertebrates, 307 pp.
  • Edgar, G.J. Fariña, J.M., Calvopiña, M., Martínez, C. & Banks, S. (2002) Comunidades submareales rocosas II: Peces y macroinvertebrados móviles. In: Danulat, E. & Edgar, G.J. (eds.) (2002): Reserva Marina de Galápagos. Línea Base de la Biodiversidad. Fundación Charles Darwin/Servicio Parque Nacional Galápagos, Santa Cruz, Galápagos, Ecuador, p. 68-97.
  • Grove, J.S. Lavenberg, R.J. (1997) The Fishes of the Galapagos Islands. Stanford University Press, Stanford California. 862 pp.
  • Humann, P. Deloach, N. (2003) Reef Fish Identification - Galapagos. New World Publication, Inc. Florida USA & Libri Mundi, Quito, Ecuador, 226 pp.
  • IUCN (2010) IUCN Red List of Threatened Species. Version 2010.1. <www.iucnredlist.org>. Downloaded on 26 April 2010.
  • McCosker, J.E. Rosenblatt, R.H. (2010) The fishes of the Galápagos Archipelago: an update. Proc. Calif. Acad. Sc., Ser. 4, vol. 61, Suppl. II, no. 11: 167-195.

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, Abudefduf troschelii", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=7715. Accessed 8 June 2026.