LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN

The research was conducted at four stations in the Omuta-gawa River, Kyushu, Japan from December 2003 to July 2005. The results of the monthly survey clearly indicated that Hediste japonica has one generation per year. The reproductive period of this species is from late December to late February, a...

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Main Author: Zazili Hanafiah
Format: Article
Language:English
Published: Sriwijaya University 2015-10-01
Series:Biovalentia: Biological Research Journal
Subjects:
Online Access:http://biovalentia.mipa.unsri.ac.id/index.php/biovalentia/article/view/2/38
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author Zazili Hanafiah
author_facet Zazili Hanafiah
author_sort Zazili Hanafiah
collection DOAJ
description The research was conducted at four stations in the Omuta-gawa River, Kyushu, Japan from December 2003 to July 2005. The results of the monthly survey clearly indicated that Hediste japonica has one generation per year. The reproductive period of this species is from late December to late February, and also occurred on H. diaroma, that it has one generation per year. The reproductive period of this species in the Omuta-gawa River is from middle December to late April, when reproductive swarming of mature adults occurs. This reproductive period is much longer than that of H. japonica. Both Hediste species, spawning, fertilization and early development occur in water column with a long pelagic larval life.
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spelling doaj.art-bda02d39bedb4f178685154d483ca86b2022-12-21T18:38:26ZengSriwijaya UniversityBiovalentia: Biological Research Journal2477-13922015-10-011171610.24233/BIOV.1.1.2015.9LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPANZazili Hanafiah0Department of Biology Faculty of Mathematics and Natural Sciences,University of Sriwijaya.The research was conducted at four stations in the Omuta-gawa River, Kyushu, Japan from December 2003 to July 2005. The results of the monthly survey clearly indicated that Hediste japonica has one generation per year. The reproductive period of this species is from late December to late February, and also occurred on H. diaroma, that it has one generation per year. The reproductive period of this species in the Omuta-gawa River is from middle December to late April, when reproductive swarming of mature adults occurs. This reproductive period is much longer than that of H. japonica. Both Hediste species, spawning, fertilization and early development occur in water column with a long pelagic larval life.http://biovalentia.mipa.unsri.ac.id/index.php/biovalentia/article/view/2/38life historyHediste japonicaH. diadromareproductive periodestuary
spellingShingle Zazili Hanafiah
LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
Biovalentia: Biological Research Journal
life history
Hediste japonica
H. diadroma
reproductive period
estuary
title LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
title_full LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
title_fullStr LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
title_full_unstemmed LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
title_short LIFE HISTORY ANNELIDA: POLYCHAETA IN AN ESTUARY OF THE OMUTA-GAWA RIVER, KYUSHU, JAPAN
title_sort life history annelida polychaeta in an estuary of the omuta gawa river kyushu japan
topic life history
Hediste japonica
H. diadroma
reproductive period
estuary
url http://biovalentia.mipa.unsri.ac.id/index.php/biovalentia/article/view/2/38
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