AGE, GROWTH AND REPRODUCTIVE BIOLOGY OF SPANGLED EMPEROR, LETHRINUS NEBULOSUS (FORSSKÅL, 1775), FROM THE ARABIAN SEA, OMAN
AGE, GROWTH AND REPRODUCTIVE BIOLOGY OF SPANGLED EMPEROR, LETHRINUS NEBULOSUS (FORSSKÅL, 1775), FROM THE ARABIAN SEA, OMAN AL MAMRY, J. M1 ; A.A. EL GANAINY2 I. MCCARTHY3 ; C. RICHARDSON3 ; AND S. BEN MERIEM4 1 Marine Science and Fisheries Center, Ministry of Agriculture and Fisheries, P O Box 467 code 113, Muscat. Sultanate of […]
AGE AND GROWTH OF EPINEPHELUS TAUVINA (TELEOSTEI; SERRANIDAE) IN ARABIAN GULF, QATAR
AGE AND GROWTH OF EPINEPHELUS TAUVINA (TELEOSTEI; SERRANIDAE) IN ARABIAN GULF, QATAR ABDEL FATTAH MOHAMED EL-SAYED, AMANY MOHAMED AHMED OSMAN, MEDHAT ABDEL BARR Oceanography Department, Faculty of Science, Alexandria University, Egypt [email protected] Keywords: Grouper, Age, Growth parameters, length weight, Arabian Gulf. ABSTRACT Data for length-weight relationships, age and growth were analyzed for Epinephalus tauvina in […]
ACUTE AND CHRONIC AMMONIA TOXICITY TO NILE TILAPIA (OREOCHROMIS NILOTICUS) FINGERLINGS
ACUTE AND CHRONIC AMMONIA TOXICITY TO NILE TILAPIA (OREOCHROMIS NILOTICUS) FINGERLINGS AKRAM IBRAHIM ALKOBABY AND HESHAM ABDALLAH HASSANIEN Animal Production Department, Faculty of Agriculture, Cairo University, Giza, Egypt. E-mail address: [email protected] Keywords: Nile tilapia, ammonia, acute, chronic toxicity ABSTRACT The effect of acute and chronic unionised ammonia (UIA) exposure on survival and growth performance in […]
The occurrence and distribution of humic substances and nutrient salts in Alexandria Eastern Harbour (Spring 2004)
The occurrence and distribution of humic substances and nutrient salts in Alexandria Eastern Harbour (Spring 2004) Wafica M. Aboul-Naga, Ahmed M. Abd El-Halim and Thanaa H. Mahmoud National Institute of Oceanography and Fisheries, Kayet Bey, Alexandria, Egypt. Received 28th May 2009, Accepted 15th July 2009 Abstract Alexandria Eastern Harbour (EH) is a semi-enclosed bay covering […]
The biological pump of carbon dioxide in El-Mex bay, Alexandria, Egypt
The biological pump of carbon dioxide in El-Mex bay, Alexandria, Egypt Thanaa H. Mahmoud*, Mamdouh S. Masoud**, Nayrah A. Shaltout* and Nabila R. Hussien* *National Institute of Oceanography and Fisheries, Alexandria **Chemistry Department, Faculty of Science, Alexandria University E-mail, [email protected] Received 8th June 2009, Accepted 9th August 2009 Abstract El-Mex Bay is a shallow sheltered […]
Optimum growth conditions of three isolated diatom species; Skelatonema costatum, Chaetoceros calcitrans and Detonulla confervacea and their utilization as feed for marine penaeid shrimp larvae
Optimum growth conditions of three isolated diatom species; Skelatonema costatum, Chaetoceros calcitrans and Detonulla confervacea and their utilization as feed for marine penaeid shrimp larvae Soliman H. Abdel Rahman*; F. A. Abdel Razek*, A. E. Abou Zeid** and Mohamed Ashour *♦ *National Institute of Oceanography and Fisheries, Alex Branch ** Faculty of Agriculture,, Tanta University […]
Natural resources, bottom facies, impacts, management plan and recommendations on some islands of the Red Sea, Egypt
Natural resources, bottom facies, impacts, management plan and recommendations on some islands of the Red Sea, Egypt Ahmed W. Mohamed*, Abbas M. Mansour** and Mohamed A. Tahoon*** * National Institute of Oceanography and Fisheries, Hurghada Research Station, Red Sea Branch. ** Geology Dept. Fac. Science, South Valley Univ., 83511 Qena, Egypt *** Manager, Wadi El […]
Light and electron microscopical studies on the development of the neural complex of Ascidia mentula ( müller, 1776) (urochordata – ascidiacea)
Light and electron microscopical studies on the development of the neural complex of Ascidia mentula ( müller, 1776) (urochordata – ascidiacea) Gaber Ahmed Saad Department of Zoology – Faculty of Science – Alexandria University Received 3rd January 2010, Accepted 3rd March 2010 Abstract Specimens of Ascidia mentula were collected from the sub-littoral region of the […]
