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Leptuca oerstedi

Aqua Fiddler Crab

Leptuca oerstedi

Type Description

Uca oerstedi
Rathbun, M.J. (1904) Descriptions of three new species of American crabs. Proceedings of the Biological Society of Washington 17:161–162.

Information

Taxonomy
Subfamily GelasiminaeSupertribe GelasimitaeTribe MinuciniGenus Leptuca
Common Names
English: Aqua Fiddler Crab, Œrsted's Fiddler Crab
Synonyms, Alternate Spellings, & Name Forms (Chronology)
Leptuca oerstedi, Uca (Celuca) oerstedi, Uca (Leptuca) oerstedi, Uca (Minuca) oerstedi, Uca oerstedi
Size
Small Carapace Breadth: 8.9 mm ± 1.40 (sd), 95% range: 6.1–11.6 mm (Data)
Geographic Range
Eastern Pacific Realm: El Salvador to Panama
Purple fiddler crabs indicate locations where this species is found according to the scientific record; blue fiddler crabs surrounded by a dashed circle indicate the same but for larger, general regions; green fiddler crabs indicate “research grade” observations imported from iNaturalist; yellow circles with a question mark indicate questionable records of this species from the scientific record; and red circles with an x indicate false or mistaken records from the scientific record.
Range map data derived from: Crane (1975)
Associated Field Guides
Pacific Coasts of Costa Rica and Panama
Pacific Coasts of El Salvador, Honduras, and Nicaragua
External Links
Encyclopedia of Life
Wikipedia
iNaturalist
GBIF

Photos

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Video

Male Leptuca oerstedi waving
3:57 min., 352 × 240, MP4
Male Leptuca oerstedi waving (surrounded by miscellaneous species)
48 sec., 352 × 240, MP4

Art

Uca oerstedi thumbnail
Uca oerstedi thumbnail
Uca oerstedi thumbnail
Uca oerstedi thumbnail

References

Abele & Kim (1989), Barnwell & Szelistowski (1985), Beinlich & von Hagen (2006), Bott (1954), Bott (1973), Crane (1941), Crane (1943), Crane (1944), Crane (1947), Crane (1957), Crane (1966), Crane (1975), Green (1961), Hendrickx (1995), Hendrickx (1995), Invemar et al. (2006), Lazarus-Agudelo & Cantera-Kintz (2007), Lemaitre & Alvarez León (1992), Neiman & Barnwell (1997), Ng et al. (2008), Oliveira (1939), Portell et al. (2012), Rathbun (1904), Rathbun (1918), Rosenberg (2000), Rosenberg (2001), Rosenberg (2002), Rosenberg (2019), Rosenberg (2020), Shih et al. (2016), Thurman et al. (2025)