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Trimma annosum Winterbottom, 2003
GREYBEARDED PYGMY GOBY
Life   Vertebrata   Fish   Gobiidae   Trimma


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http://biodiversity.org.au/afd/taxa/167ff78d-2db4-4d91-8e20-11c479befa3f/ ---> https://biodiversity.org.au/afd/taxa/167ff78d-2db4-4d91-8e20-11c479befa3f/
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http://www.fishbase.org/Summary/speciesSummary.php?genusname=Trimma&speciesname=annosum ---> http://www.fishbase.org/summary/Trimma-annosum.html
http://www.fishbase.org/summary/Trimma-annosum.html ---> https://www.fishbase.in/summary/Trimma-annosum.html

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Common name (e.g. trout)

Genus + Species (e.g. Gadus morhua)

Trimma annosum Winterbottom , 2003

Grey-bearded pygmygoby Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Trimma annosum   AquaMaps   Data sources: GBIF OBIS
Upload your photos  and  videos
Pictures | Videos |     Google image Image of Trimma annosum (Grey-bearded pygmygoby) Trimma annosum
Picture by Lougher, T.

Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Gobiidae (Gobies) > Gobiinae
Etymology: Trimma: Greek, trimma, -atos = something crushed (Ref. 45335 ) ;   annosum: Named in allusion to the plain grey cheek of the species, which is perhaps reminiscent of that class of elderly hirsute human males sometimes referred to as 'greybeards' (Ref. 49832 ) .  More on author: Winterbottom .

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

Marine; reef-associated; depth range 1 - 60 m (Ref. 100726 ).   Tropical

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

Indo-West Pacific: Maldives and India to Papua New Guinea.

Size / Weight / Age

Maturity: L m   ?   range ? - ? cm
Max length : 2.8 cm SL male/unsexed; (Ref. 100726 )

Short description Morphology | Morphometrics

Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines : 1; Anal soft rays : 8. This species is distinguished by the following characters: a shallow concave bony interorbital about half pupil-diameter in width; predorsal is completely covered with ctenoid scales, no naked patches, a large scale above and between the end of the eyes above the posterior half of the pupil; cheek no scales; operculum often with a single large ctenoid scale dorsally, often followed by a smaller cycloid scale posteriorly; pectoral-fin base with 3 large vertically elongate cycloid scales; prepelvic area has 4-5 rows of cycloid scales, 1 enlarged scale between the bases of the pelvic spines; pectoral rays normally unbranched, rarely with up to 4 rays with a single branch; fifth pelvic-fin ray branched once dichotomously, rarely branched twice resulting in 3 terminal tips, 40-65% the length of the fourth; no trough or groove posterodorsal to the eye; second and third dorsal spines subequal in length, not elongated; colour of head bluish grey, cheek uniform in colour, in life a yellowish orange spot about the size of the pupil on the middle of the anterior part of the operculum, a similar sized spot dorsally and posteriorly on the operculum, a smaller yellowish orange spot behind eye; central on the pectoral base is an oval yellowish orange to reddish orange spot; body with moderate sized yellowish orange spots in 4 rows anteriorly converging to 3 on the caudal peduncle; body is fully scaled; without nape crest; dorsal and anal rays usually I,8 (Ref. 100726 ).

Biology     Glossary (e.g. epibenthic)

Inhabits reef caves and crevices in 1-14 m (Ref. 90102 ).

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

Main reference Upload your references | References | Coordinator | Collaborators

Winterbottom, R. , 2003. A new species of the gobiid fish Trimma from the western Pacific and northern Indian Ocean coral reefs, with a description of its osteology. Zootaxa 218:1-24. (Ref. 49832 )

IUCN Red List Status (Ref. 120744 )

  Least Concern (LC)  ; Date assessed: 10 March 2015

CITES (Ref. 118484 )

Not Evaluated

CMS (Ref. 116361 )

Not Evaluated

Threat to humans

 

Updated: 2020-07-04 03:46:38 gmt
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