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Trichomycterus spectrum

From Wikipedia, the free encyclopedia

Trichomycterus spectrum
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Division: Teleostei
Order: Siluriformes
Family: Trichomycteridae
Genus: Trichomycterus
Species:
T. spectrum
Binomial name
Trichomycterus spectrum

Trichomycterus spectrum is a species of freshwater ray-finned fish belonging to the family Trichomycteridae, the pencil and parasitic catfishes.[2] This catfish was discovered in Alejo cave, Río Ranchería basin, Guajira, Colombia in 2020.[3]

Description

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The fish was the first cavefish species discovered in the region. The fish is described as being well adapted to life underground and displays clear troglomorphism.[3]

It grows to a maximum length of 13.19 centimetres (5.19 in) standard length.[4]

Etymology

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The colourful sounding specific name spectrum does not allude to a spectrum at all. Instead it relates to its spectral-like appearance and its dark cave habitat.[4][5]

References

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  1. Lasso, C. (2021). "Trichomycterus spectrum". IUCN Red List of Threatened Species. 2021 e.T202709479A202709491. doi:10.2305/IUCN.UK.2021-3.RLTS.T202709479A202709491.en. Retrieved 4 November 2025.
  2. 1 2 Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Species in the genus Trichomycterus". Catalog of Fishes. California Academy of Sciences. Retrieved 24 November 2025.
  3. 1 2 DoNascimiento, Carlos; Prada-Pedreros, Saúl (2020). "A new troglomorphic species of Trichomycterus (Siluriformes: Trichomycteridae) from north-eastern Colombia, with proposal of a new Trichomycterus subclade and remarks on some nominal species from Colombia". Journal of Fish Biology. 96 (4): 968–985. Bibcode:2020JFBio..96..968D. doi:10.1111/jfb.14286. ISSN 1095-8649. PMID 32048292.
  4. 1 2 Froese, Rainer; Pauly, Daniel, eds. (2025). "Trichomycterus spectrum". FishBase.
  5. Christopher Scharpf (25 September 2025). "Family TRICHOMYCTERIDAE Bleeker 1858 (Pencil and Parasitic Catfishes)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. Retrieved 25 November 2025.