The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen

This paper represents the beginning of a reference data base for the long term assessment and control of environmental impacts on the coral reef habitat of the Balhaf Bay, Gulf of Aden, following the development of an industrial complex on the bay. Present results reveal a high surface water tempera...

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Main Authors: Mohamed S. El-Mashjary, Attaala M. Ali
Format: Article
Language:English
Published: Elsevier 2010-07-01
Series:Journal of Advanced Research
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2090123210000706
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author Mohamed S. El-Mashjary
Attaala M. Ali
author_facet Mohamed S. El-Mashjary
Attaala M. Ali
author_sort Mohamed S. El-Mashjary
collection DOAJ
description This paper represents the beginning of a reference data base for the long term assessment and control of environmental impacts on the coral reef habitat of the Balhaf Bay, Gulf of Aden, following the development of an industrial complex on the bay. Present results reveal a high surface water temperature in summer with the tendency for relatively low temperature in the winter months. Bottom water temperature undergoes significant seasonal variation, with the annual difference at the two studied stations found to be up to 13.9 °C in the deep station (D), and 11 °C between August and September in the shallow station (F). Winter salinity variation was found not to exceed 0.5 g/l (measurements between 35.7 and 36.2 g/l), though salinity did vary seasonally: increasing at the beginning of the summer monsoon from 35.7 g/l to reach an annual maximum in this region (36.5 g/l) in the first days of July. The general lack of difference in the index of salinity for the studied depths is worth noting. Whatever the reason, such results call for more detailed studies of the habitats under reference.
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spelling doaj.art-dc94b32a3c9545c788164c7a7b2ed0472022-12-21T20:56:05ZengElsevierJournal of Advanced Research2090-12322090-12242010-07-011322122510.1016/j.jare.2010.02.011The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, YemenMohamed S. El-Mashjary0Attaala M. Ali1Environmental Science & Meteorology, Faculty of Environmental Science & Marine Biology, Hadhramout University of Science and Technology, Mukalla, YemenMarine Biology Department, Faculty of Environmental Science & Marine Biology, Hadhramout University of Science and Technology, Mukalla, YemenThis paper represents the beginning of a reference data base for the long term assessment and control of environmental impacts on the coral reef habitat of the Balhaf Bay, Gulf of Aden, following the development of an industrial complex on the bay. Present results reveal a high surface water temperature in summer with the tendency for relatively low temperature in the winter months. Bottom water temperature undergoes significant seasonal variation, with the annual difference at the two studied stations found to be up to 13.9 °C in the deep station (D), and 11 °C between August and September in the shallow station (F). Winter salinity variation was found not to exceed 0.5 g/l (measurements between 35.7 and 36.2 g/l), though salinity did vary seasonally: increasing at the beginning of the summer monsoon from 35.7 g/l to reach an annual maximum in this region (36.5 g/l) in the first days of July. The general lack of difference in the index of salinity for the studied depths is worth noting. Whatever the reason, such results call for more detailed studies of the habitats under reference.http://www.sciencedirect.com/science/article/pii/S2090123210000706Coral reefsUpwellingThermal dynamicsSalinityGulf of Aden
spellingShingle Mohamed S. El-Mashjary
Attaala M. Ali
The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
Journal of Advanced Research
Coral reefs
Upwelling
Thermal dynamics
Salinity
Gulf of Aden
title The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
title_full The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
title_fullStr The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
title_full_unstemmed The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
title_short The effect of environmental conditions on coral reef habitat in Balhaf Bay, Gulf of Aden, Yemen
title_sort effect of environmental conditions on coral reef habitat in balhaf bay gulf of aden yemen
topic Coral reefs
Upwelling
Thermal dynamics
Salinity
Gulf of Aden
url http://www.sciencedirect.com/science/article/pii/S2090123210000706
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