Browsing Marine Science Cluster by Author "Al-Ansari, Ebrahim M. A. S."
Now showing items 1-6 of 6
-
Hypoxia in the central Arabian Gulf Exclusive Economic Zone (EEZ) of Qatar during summer season
Al-Ansari, Ebrahim M.A.S.; Rowe, G.; Abdel-Moati, M.A.R.; Yigiterhan, O.; Al-Maslamani, I.; Al-Yafei, M.A.; Al-Shaikh, I.; Upstill-Goddard, R.... more authors ... less authors ( Elsevier , 2015 , Article)Abstract One of the most fascinating and unexpected discoveries during the Qatar University Marine Expeditions to the marine Exclusive Economic Zone (EEZ) of Qatar in 2000–2001, was the detection of a hypoxic water layer ... -
The maxima in northerly wind speeds and wave heights over the Arabian Sea, the Arabian/Persian Gulf and the Red Sea derived from 40 years of ERA5 data
Aboobacker, V.M.; Aboobacker, V. M.; Shanas, P. R.; Al-Ansari, Ebrahim M.A.S.; Sanil Kumar, V.; Vethamony, P.... more authors ... less authors ( Springer , 2020 , Article)Recent studies point out the importance of northerly winds and waves in the Arabian Sea, especially those due to shamal and makran events in addition to the northeast monsoon system. We have analyzed climatology and trends ... -
Mercury accumulation in Lethrinus nebulosus from the marine waters of the Qatar EEZ
Al-Ansari, Ebrahim M.A.S.; Abdel-Moati, Mohamed A.R.; Yigiterhan, Oguz; Al-Maslamani, Ibrahim; Soliman, Yousria; Rowe, Gilbert T.; Wade, Terry L.; Al-Shaikh, Ismail M.; Helmi, Ahmed; Kuklyte, Ligita; Chatting, Mark; Al-Yafei, Mehsin A. Al-Ansi... more authors ... less authors ( Elsevier , 2017 , Article)Total mercury (THg) and methylmercury (MeHg) were recorded in the commercial demersal fish Lethrinus nebulosus, caught from six locations in Qatar EEZ (Exclusive Economic Zone). Concentrations of THg decreased in the ... -
Observed variability in physical and biogeochemical parameters in the central Arabian Gulf
Fazle, Rakib; Al-Ansari, Ebrahim M.A.S.; Husrevoglu, Yusuf Sinan; Yigiterhan, Oguz; Al-Maslamani, Ibrahim; Aboobacker, Valliyil Mohammed; Vethamony, Ponnumony... more authors ... less authors ( ELSEVIER , 2021 , Article)In situ measurements of physical and biogeochemical variables were conducted along a transect in the Exclusive Economic Zone (EEZ) of Qatar during late summer (September 2014) and winter (January 2015) to investigate their ... -
Role of shamal and easterly winds on the wave characteristics off Qatar, central Arabian Gulf
Aboobacker, V. M.; Samiksha, S. V.; Veerasingam, S.; Al-Ansari, Ebrahim M.A.S.; Vethamony, P. ( Elsevier , 2021 , Article)Waves in the Arabian Gulf (Gulf) are dominated by shamal winds during winter and early summer. Although wave characteristics in the Gulf are broadly studied, features associated with various wind systems are not explicitly ... -
Surface waves generated by shamal and easterly winds off Qatar
Valliyil Mohammed, Aboobacker; Subramanian, Veerasingam; Al-Ansari, Ebrahim M.A.S.; Ponnumony, Vethamony ( Qatar University Press , 2021 , Poster)Waves in the Arabian Gulf are primarily controlled by the regional winds, for example, shamal winds during winter and early summer. Though Gulf wave characteristics have been heavily utilized for the design of offshore ...