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KERAGAAN GENETIK IKAN SIDAT (Anguilla marmorata) DARI PERAIRAN POSO BERDASARKAN POLIMORFISME MITOKONDRIA DNA D-LOOP [Genetic Appearances of Eel (Anguilla marmorata) from Poso Waters Based on Mitochondria Polymorphism DNA D-loop] Triyanto Triyanto; Lukman Lukman; Djamhuriyah S. Said
Jurnal Iktiologi Indonesia Vol 8 No 2 (2008): Desember 2008
Publisher : Masyarakat Iktiologi Indonesia (Indonesian Ichthyological Society)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32491/jii.v8i2.287

Abstract

Anguilla marmorata is the dominant eel found in Poso. It has the largest body size and distributes on all habitat types especially the lake and the river of Poso. As catadromous fish, the larvae of eel grow in marine ecosystem which subsequently migrates and develops in freshwater ecosystem such as lakes and rivers. Information concerning variance of morphologies from the eel has been known but biological information especially in genetic not yet many reported. A. marmorata from various locations in Lake Poso (Pendolo, Tentena, Solokaya) and River Poso (Pandiri and estuary) was examined using polymorphism of the mitochondria DNA (mtDNA) D-loop markers. Four composite haplotypes were detected using digestion of D-loop sequences with five endonucleases: HaeIII, Hin61, /?sal, Taq\, and NdeII. There was no significant difference observed on the genetic variation among the eel populations.
KEKERAB ATAN BEBERAPA SPESIES IKAN PELANGI IRIAN (FAMILI MELANOTAENIIDAE) BERDASARKAN KARYOTIPE [The Closely Related of Some Rainbow Fishes (Melanotaeniidae) from Irian Based of Caryotipe] Djamhuriyah S. Said; Hidayat Hidayat
Jurnal Iktiologi Indonesia Vol 5 No 1 (2005): Juni 2005
Publisher : Masyarakat Iktiologi Indonesia (Indonesian Ichthyological Society)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32491/jii.v5i1.299

Abstract

Family Melanotaenidae, known as Rainbow fishes consist of six genus and 53 species and distributed in Irian Jaya, Papua New Guinea, and Australia. Those fishes usually found in the river, swamp, or lakes which have clean water at about less than 1,500 in above sea level. The differentiation of the genus based on the shape of the jaw. Genus Melanotaenia has the most species (32 species). Some of them are endemic. The aim of the research is to explain the closely related of five species rainbow fishes: Glossolepis incisus/Gi, Melanotaenia boesemani/Mb, M. lacustris/Ml, M. maccullochi/Mm, and M. praecox/Mp based on the caryotype. The caryotype was examined on 2000. Diploid chromosome number of four species are 48 (2N=48) except M. lacustris lias (2N=46). Based on the Numeric Value of Chromosome Position(NVCP) the chromosome showed the shape were sub-metasentric, sub-telosentric, or telosentric. Analysis of the closely related of the five species studied based on NVC.P and relative chromosome length (RCL). Based on the NVCP showed Mp and Mm were in one group, than followed by Mb. Those three species (Mp, Mm, and Mb) made cne group with Gi. Melanotaenia lacustris has its own group. But based on the RCL analysis showed the different result. Analysis based on the shape of each number of chromosome and Gi as the outer (out group), Ml had the farthest relationship, so Ml has the farthest relationship with the four species.