Biota: Jurnal Ilmiah Ilmu-Ilmu Hayati
Vol 13, No 2 (2008): June 2008

Periode Pemijahan Spons Aaptos aaptos (Porifera: Demospongia) di Perairan Pulau Pari, Kepulauan Seribu, DKI Jakarta

Mujizat Kawaroe (Unknown)
Dedi Soedharma (Unknown)
Rahmadsyah Deny Siregar (Unknown)

Article Info

Publish Date
23 Oct 2019

Abstract

The purpose of this research was to study spawning period of sponge Aaptos aaptosat Pari Island, Thousand Islands, DKI Jakarta. The result showed that spawningtime occurred at 17.00-18.00, and within that time the sponge closed their osculumto throw out the zygote leaving the body faster. The duration of spawning rangefrom 4 minutes to 41 minutes. Based on the lunar periode, spawning for spongeAaptos aaptos started from early new moon till few days after full moon. Spawningmostly took place during spring tides. Based on the PCA analysis, it was found thatwater temperature and pressure had strong correlation with spawning time.

Copyrights © 2008




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Journal Info
Biota: Jurnal Ilmiah Ilmu-Ilmu Hayati
Website

Abbrev

biota

Publisher

Universitas Atma Jaya Yogyakarta

Subject

Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology

Description

Biota: Jurnal Ilmiah Ilmu-Ilmu Hayati merupakan jurnal ilmiah yang memuat hasil-hasil penelitian, kajian-kajian pustaka dan berita-berita terbaru tentang ilmu dan teknologi kehayatian (biologi, bioteknologi dan bidang ilmu yang terkait). Biota terbit pertama kali bulan Juli 1995 dengan ISSN ...