Birdsongichthys rectus, Straightfinned goby

Birdsongichthys rectus Tornabene, Manning, Robertson, Van Tassell & Baldwin, 2022

Straightfinned goby
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Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Gobiiformes (Gobies) > Gobiidae (Gobies) > Gobiinae
Etymology: Birdsongichthys: Named for Dr Ray S. Birdsong, who contributed substantially to the knowledge on the systematics of the family Gobiidae, especially taxa from the tropical western Atlantic and eastern Pacific Oceans. the systematics of the family Gobiidae, especially taxa from the tropical western Atlantic and eastern Pacific Oceans. The root ‘ichthys’ is derived from the Greek ‘ikhthū́s’ (ιχθύς), fish.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal; depth range 110 - 241 m (Ref. 130191). Tropical

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Caribbean: Honduras and Saint Eustatius, Caribbean Netherlands.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 1.2 cm SL male/unsexed; (Ref. 130191)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8; Vertebrae: 28. This species is distinguished by having the following characters: possesses all taxonomic characters present in most members of the Gobiosomatini and the Gobiosoma group: D1 VII; dorsal pterygiophore insertion pattern 3-221110; vertebrae: precaudal 11 + 27 and caudal 16; hypurals 1 and 2 fused to some extent with hypurals 3 and 4 and the terminal vertebral element; epural 1; no ventral postcleithrum; pelvic fins separate, no anterior frenum connecting spines, no membrane connecting innermost rays absent or weakly developed; pelvic-fin rays 1-5 unbranched and without fleshy or flattened tips; pelvic-fin rays are long, extending posteriorly to a point between middle or end of anal fin; side of body covered with ctenoid scales, including two modified basicaudal scales; anal-fin pterygiophores 2 inserted before first haemal spine; with cephalic sensory canals; D2 I,9; A I,8. Colouration: body with three horizontal series of bright yellow spots, one along dorsal midline, one along lateral midline and one along ventral midline; anterior profile of head with gradual slope, it is not blunt or nearly vertical; eye large (~8.3-10.6% SL) (Ref. 130191).
Body shape (shape guide): elongated; Cross section: compressed.

Biology     Glossary (e.g. epibenthic)

Occurs on sand and rubble substrates situated on or around the base of walls or steep rocky slopes on deep reefs (Ref. 130191).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Tornabene, L., R. Manning, D.R. Robertson, J.L. Van Tassell and C.C. Baldwin, 2022. A new lineage of deep-reef gobies from the Caribbean, including two new species and one new genus (Teleostei: Gobiidae: Gobiosomatini). Zool. J. Linn. Soc.197(2):322-343. (Ref. 130191)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Least Concern (LC) ; Date assessed: 15 February 2024

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

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AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |