View Item 
      •   IPB Repository
      • Dissertations and Theses
      • Undergraduate Theses
      • UT - Faculty of Fisheries and Marine Science
      • UT - Aquatic Resources Management
      • View Item
      •   IPB Repository
      • Dissertations and Theses
      • Undergraduate Theses
      • UT - Faculty of Fisheries and Marine Science
      • UT - Aquatic Resources Management
      • View Item
      JavaScript is disabled for your browser. Some features of this site may not work without it.

      Keragaan reproduksi rajungan (Portunus pelagicus) di Perairan Lampung Timur

      Reproductive performance of rajungan (Portunus pelagicus) in the waters of East Lampung

      Thumbnail
      View/Open
      full text (3.532Mb)
      Date
      2013
      Author
      Suryakomara, August
      Ernawati, Yunizar
      Kamal, M. Mukhlis
      Metadata
      Show full item record
      Abstract
      Crab is one of fishery commodity which is economically important. In order to obtain introduction on reproductive performance, a reserch has been conducted in East Lampung Timur waters during June-October 2011. Blue swimming crab was collected using crab-net with 3.5-4 inch in meshsize operation from the motorized boat. Reproductive parameters being investigated was sex ratio, gonad maturity, fecundity, egg diameter, gonad histology, which are basic information for management purpose. The results showed that sex ratio is 1:0.79. Crab size first mature gonads by logistic curve method are in carapace width of male and female respectively 127 mm and 124 mm. The peak spawning season crab presume occurred in October in the year.
       
      Rajungan merupakan salah satu komoditas hasil perikanan yang sangat ekonomis. Untuk memperoleh informasi keragaan reproduksi dari rajungan (Portunus pelagicus), penelitian dilakukan pada bulan Juni-Oktober 2011 di Perairan Lampung Timur. Rajungan diperoleh dari hasil tangkapan menggunakan jaring rajungan dengan mata jaring 3.5-4 inch yang dioperasikan menggunakan kapal motor. Pengamatan aspek reproduksi yang meliputi nisbah kelamin, tingkat kematangan gonad, fekunditas, diameter telur, histologi gonad, merupakan informasi dasar untuk pengelolaan. Hasil yang diperoleh dari penelitian menunjukkan bahwa nisbah kelamin rajungan adalah 1:0.79. Ukuran rajungan pertama kali matang gonad berdasarkan metode kurva logistik berada pada ukuran lebar karapas jantan dan betina masing-masing 127 mm dan 124 mm. Puncak musim pemijahan rajungan diduga terjadi pada bulan Oktober.
       
      URI
      http://repository.ipb.ac.id/handle/123456789/64001
      Collections
      • UT - Aquatic Resources Management [2679]

      Copyright © 2020 Library of IPB University
      All rights reserved
      Contact Us | Send Feedback
      Indonesia DSpace Group 
      IPB University Scientific Repository
      UIN Syarif Hidayatullah Institutional Repository
      Universitas Jember Digital Repository
        

       

      Browse

      All of IPB RepositoryCollectionsBy Issue DateAuthorsTitlesSubjectsThis CollectionBy Issue DateAuthorsTitlesSubjects

      My Account

      Login

      Application

      google store

      Copyright © 2020 Library of IPB University
      All rights reserved
      Contact Us | Send Feedback
      Indonesia DSpace Group 
      IPB University Scientific Repository
      UIN Syarif Hidayatullah Institutional Repository
      Universitas Jember Digital Repository