Studies on the reproductive biology, Breeding and larval rearing of Selected marine-ornamental fishes Belonging to the family Pomacentridae

Abstract

Tre fani/y Panaa3Ilbidae arIStituIes ore of tre roost irnpo1alI ferries ci fishes Sl.itaJIe fix rncri1e ~. ResEm:t1 on thei" captive breedrg em larval ~ deserves ~ attention to develop hatd'ey prcxiJdi:r1 tech OOgies, v.t1ch i1 tun (31 ~ thei" overexpIdtation from na\u"aI habi1ats. In tre present stuJy systematics ci tre a::rnmon panacentrids avaiIctlIe along tre SoJ1h We!#. a:ast ci IrOO, rep'tld.dive tJicqy v.1Ih emphasis on sex revffilaI ci tv.o species, bo cxxIstOO< cIeIIeqJment em captive breecrg ci seven species em t. their ernbt)dogy, laval reari1g em meta r IO'ph:6is ci five species Yoffil caried o..rt. A total ci 24 I species beion9'1l to 9 genera Yoffil cdleda:l i1 tre present stuJy ci v.t1ch six species Yoffil reN rea::ros from tre region. ReprOOt.dive tJicqy ci tv.o species ncrneIy Atr(i'4Jia1 sebae Bleeker 1856 em Necpomacentrus cyarx:mJS (Bleeker) 1856 Yoffil investigated . .AJrr4xja1 sebae was a '. prcta Ktous ~ am Neqxxnacentrus cyarx:mJSwas a ~ ~. Male gl100 ci Atry:ilf:ron sebae was an IJ'IctesIis cmt<ting ~ Cf.iIs em irm1atr..re ooeytes. Ambosexual gonads Yoffil rd avciIale from Necpomacentrus cya'1CV1X)S./ Broodstock deveIqJrnerrt from p.tenles was done fix .4/rJJI1¢xr sebae em NeqxxnaceriTUs cya'Xm)S. Mel ega r ro..rs pai' was deveIqJed i1 each broostod< tai< ci Arrf:hjJOOn sebae, v.t1ch Yoffil conspia 0 Sy Ia'ger than ctrer members i1 tre s:me tari<. In Neopcmacerin.Js cya'Xm)S cxty ore fu rcfu aI male deveIqJed i1 a I:reedi"g.grup em aI dhers Yoffil fernaes. Trcnsfamation from male to female cxxured n fu rcfu a male ci Atry:ilf:ron sebae i1 ~W1en tre fu rcfu a female was removed em a 51 tJacj rIt was iirtxLald. Tre trar rsfu r r lation perm rcrYJ8d fran 61 - 135 days. ~ breedh;) was done fix,: Atry:ilf:ron sebae, Neopcmacerin.Js c:yarmm, NecpcmaceriTus nerruus (Bleeker) 1807, Neopcmacerin.Js si?densis (Day) 1873, F'cxn8:;ertrus caenieus Q.I:ly am Gai11crd 1835, PooacenIrus ~ (Bloch) 1787 em DascylJs cameus Frsd1er 1885. AI tre species stu:lied Yoffil a:ntirooJs breeders em did rd sOON aery ilncr' per 00city ci spaMli'g. Eggs Yoffil atIact1ed to tre stbsIratun em tre rest g.m:rg was mostly done by tre males. Tre eggs hatd1ed after SU1SeI em tre Iavae Yoffil peIajc fix aI tre species. L.ava reaing was done fix five species. Tre avemge suvivaI rate was 35.4 % em rcrYJ8d from 6.6 % to 74 % i1 tre ar 1ElITlOI1efish. Tre meta r 0 phoses ci fa..rr species Yoffil also stu:lied. Tre resUts ci tre present stuJy rncate tre basic aspeci'5 ci broodstod< deveIqJmert, breeci g em laval ~ ci anemonefishes am darnseIfishes, v.t1ch (31 be, utized i1 tre cIeIIeqJment ci hatchery prcrl.Jcful tectrq.Jes ci trese fishes.