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has a deep body which is markedly compressed laterally. It has a straight forehead and a rather short snout which has a protrusible top jaw The preoperculum is angular and has serrations along its edges and a number of small spines which point to the head on its lower edge close to the angle. The
285:
is slightly forked. The head, body and fins of this species are plain iridescent blue and there is a black stripe on the upper and lower edges of the caudal fin. This species has a maximum recorded length of 13 centimetres (5.1 in), although the method of
354:) and it has been suggested that the blue hamlet mimics the blue chromis. The resemblance between the two species is enhanced by the more elongate body shape and deeply forked tail of
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is found on shallow reefs, at depths of 3 to 20 metres (9.8 to 65.6 ft). The species in the genus
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Anderson, W.; Carpenter, K.E.; Gilmore, G.; Milagrosa
Bustamante, G.; Robertson, R. (2015).
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is used in the aquarium trade but whether it is rare or common in that trade is unclear.
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552:
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129:
605:"Hypoplectrus gemma (Teleostei, Serranidae) is not endemic to southern Florida waters"
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969:
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518:"Who Resembles Whom? Mimetic and Coincidental Look-Alikes among Tropical Reef Fishes"
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257:. It is found in the western Atlantic Ocean and occasionally makes its way into the
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to prey on the young of the blue chromis but this has yet to be proven. This is a
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George Brown Goode (1851-1896) and
Tarleton Hoffman Bean (1846-1916) with the
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and they have the ability to move between "male" and "female" roles when
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compared to its congeners. The purpose of this mimicry may be to allow
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has ten spines and 14-17 soft rays and is continuous. It has long
321:. It has also been recorded on the northern Bahamas and in Cuba.
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is found in the western
Atlantic Ocean. It was considered to be
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Shorefishes of the
Greater Caribbean online information system
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346:. The colour pattern of this species resembles that of the
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species which feeds on other fishes and non-sessile
753:
655:; Fricke, Ron & van der Laan, Richard (eds.).
281:which extend as far as, or beyond the anus. The
463:10.2305/IUCN.UK.2015-2.RLTS.T190290A16510747.en
8:
511:
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488:"Species: Hypoplectrus gemma, Blue hamlet"
61:
42:
31:
551:
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494:. Smithsonian Tropical Research Institute
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313:in Mexico, It has also been found in the
309:but it has since been discovered off the
609:Pan-American Journal of Aquatic Sciences
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480:
7:
953:6CB60769-DB8A-4399-80C0-D48E491B424E
927:5316FDFB-B138-7192-9C58-C7DEA2C72253
976:IUCN Red List least concern species
449:IUCN Red List of Threatened Species
633:. Dutch Caribbean Species Register
25:
403:in the Dry Tortugas of Florida.
86:
603:Alfonso Aguilar-Perera (2009).
671:California Academy of Sciences
1:
543:10.1371/journal.pone.0054939
1007:
516:D. Ross Robertson (2013).
249:, which also includes the
528:(1): e54939 Appendix S1.
231:, is a species of marine
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83:Scientific classification
81:
59:
50:
41:
34:
592:. December 2019 version.
578:; Pauly, Daniel (eds.).
731:Deep Sea Images Library
991:Fish described in 1882
456:: e.T190290A16510747.
235:, a sea bass from the
653:Eschmeyer, William N.
242:which is part of the
986:Fauna of the Bahamas
290:used was not given.
534:2013PLoSO...854939R
384:was first formally
325:Habitat and biology
53:Conservation status
755:Hypoplectrus gemma
694:Hypoplectrus gemma
659:Hypoplectrus gemma
629:Hypoplectrus gemma
582:Hypoplectrus gemma
442:Hypoplectrus gemma
412:Hypoplectrus gemma
382:Hypoplectrus gemma
330:Hypoplectrus gemma
317:off the island of
299:Hypoplectrus gemma
270:Hypoplectrus gemma
224:Hypoplectrus gemma
202:Hypoplectrus gemma
36:Hypoplectrus gemma
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962:
909:Open Tree of Life
747:Taxon identifiers
666:Catalog of Fishes
315:Dutch West Indies
311:Yucatan Peninsula
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16:(Redirected from
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388:in 1882 by the
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27:Species of fish
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721:FishIndex.com
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698:. Bob Goemans
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627:"Blue Hamlet
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615:(1): 143–146.
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193:Binomial name
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184:H. gemma
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68:Least Concern
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981:Hypoplectrus
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700:. Retrieved
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674:. Retrieved
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635:. Retrieved
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496:. Retrieved
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467:. Retrieved
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348:blue chromis
335:Hypoplectrus
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294:Distribution
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171:Hypoplectrus
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35:
29:
831:iNaturalist
726:ITIS Report
702:1 September
676:1 September
637:1 September
498:1 September
469:19 November
407:Utilisation
371:crustaceans
364:carnivorous
279:pelvic fins
265:Description
229:blue hamlet
156:Subfamily:
140:Perciformes
18:Blue hamlet
970:Categories
418:References
401:Garden Key
283:caudal fin
275:dorsal fin
247:Serranidae
240:Serraninae
160:Serraninae
150:Serranidae
399:given as
386:described
237:subfamily
213:T.H. Bean
178:Species:
106:Kingdom:
100:Eukaryota
849:11399862
805:FishBase
770:Q3893396
764:Wikidata
589:FishBase
562:23372795
522:PLOS ONE
390:American
377:Taxonomy
360:H. gemma
356:H. gemma
344:spawning
259:aquarium
251:groupers
146:Family:
120:Chordata
116:Phylum:
110:Animalia
96:Domain:
73:IUCN 3.1
948:ZooBank
823:2388766
553:3556028
530:Bibcode
368:benthic
319:Bonaire
307:Florida
303:endemic
261:trade.
255:anthias
166:Genus:
136:Order:
126:Class:
71: (
940:281114
914:318016
901:281114
888:184434
875:190290
862:167809
784:493751
560:
550:
244:family
227:, the
215:, 1882
935:WoRMS
922:Plazi
844:IRMNG
836:49685
810:47813
797:3NXWT
209:Goode
896:OBIS
883:NCBI
870:IUCN
857:ITIS
818:GBIF
779:BOLD
704:2020
678:2020
639:2020
558:PMID
500:2020
471:2021
454:2015
253:and
211:and
792:CoL
548:PMC
538:doi
458:doi
305:to
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350:(
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