HEAVY METALS CONTENT AND GRAIN SIZE OF SEDIMENTS FROM SUEZ BAY, RED SEA, EGYPT
HEAVY METALS CONTENT AND GRAIN SIZE OF SEDIMENTS FROM SUEZ BAY, RED SEA, EGYPT EL-MOSELHY, KH. M.* and ABD EL-AZIM, H. National Institute of Oceanography and Fisheries (NIOF), Suez, Egypt P.O. Box 182, Suez Keywords: Sediments, Grain size, Heavy metals, Suez Bay. ABSTRACT Heavy metals distribution (Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb, V […]
FORENSIC ANALYSIS AND SOURCE PARTITIONING OF ALIPHATIC HYDROCARBON CONTAMINATION IN LAKE MARUIT AQUATIC SEDIMENTS
FORENSIC ANALYSIS AND SOURCE PARTITIONING OF ALIPHATIC HYDROCARBON CONTAMINATION IN LAKE MARUIT AQUATIC SEDIMENTS TAREK A. KASSIM Department of Civil, Construction and Environmental Engineering College of Engineering, Oregon State University 202 Apperson Hall, Corvallis, Oregon 97331, USA Keywords: Aliphatic hydrocarbons, forensic analysis, bottom sediments, Lake Maruit ABSTRACT Investigations of natural and/or engineered environmental systems require […]
EFFECT OF THE EXTREMELY LOW FREQUENCY, ELECTROMAGNETIC FIELD ON SOME BEHAVIORAL ASPECTS OF OREOCHROMIS SPILURUS.
EFFECT OF THE EXTREMELY LOW FREQUENCY, ELECTROMAGNETIC FIELD ON SOME BEHAVIORAL ASPECTS OF OREOCHROMIS SPILURUS. AHMAD OSMAN MAL Department of Marine Biology, Faculty of Marine Sciences, King Abdulaziz University, P. O. Box 80207, Jeddah, 21589, Kingdom of Saudi Arabia Keywords: Oreochromis spilurus – Electromagnetic field – fish behavior – Opercular ventilation. ABSTRACT The impact of […]
EFFECT OF PHOTOPERIOD, TEMPERATURE AND HCG ON OVARIAN RECRUDESCENCE AND ABILITY OF SPAWNING IN NILE TILAPIA, OREOCHROMIS NILOTICUS (TELEOSTEI, CICHLIDAE)
EFFECT OF PHOTOPERIOD, TEMPERATURE AND HCG ON OVARIAN RECRUDESCENCE AND ABILITY OF SPAWNING IN NILE TILAPIA, OREOCHROMIS NILOTICUS (TELEOSTEI, CICHLIDAE) ABD EL-HAKIM E. EL-GAMAL and ZEINAB A. EL-GREISY* National Institute of Oceanography and Fisheries, Aquaculture Division. Alexandria, Egypt. Keywords: Oreochromis niloticus, Nile tilapia, Reproduction, Photoperiod, Temperature, HCG. ABSTRACT Adult fish of Nile tilapia, Oreochromis niloticus […]
DISTRIBUTION AND RELATIONSHIPS OF HEAVY METALS IN THE GIANT CLAM (TRIDACNA MAXIMA) ANDASSOCIATED SEDIMENTS FROM DIFFERENT SITES IN THE EGYPTIAN RED SEA COAST
DISTRIBUTION AND RELATIONSHIPS OF HEAVY METALS IN THE GIANT CLAM (TRIDACNA MAXIMA) ANDASSOCIATED SEDIMENTS FROM DIFFERENT SITES IN THE EGYPTIAN RED SEA COAST HASHEM ABBAS MADKOUR Marine Geology Researcher (Ph.D), National Institute of Oceanography and Fisheries, Hurghada Research Station, Red Sea Branch. Keywords: Bioaccumulation, heavy metals, giant clam, Tridacna, Red Sea ABSTRACT The giant clam […]
CULTURE OF CHIRONOMID LARVAE (INSECTA- DIPTERACHIRONOMIDAE)UNDER DIFFERENT FEEDING SYSTEMS
CULTURE OF CHIRONOMID LARVAE (INSECTA- DIPTERACHIRONOMIDAE)UNDER DIFFERENT FEEDING SYSTEMS MADLEN M. HABASHY National Institute of Oceanography and Fisheries-Fish Research Station-El-Qanater El-Khayria- Cairo -Egypt. Keywords: Chironomid larvae, nutrition, growth rate, amino acids. ABSTRACT Rearing of chironomid larvae was conducted under laboratory conditions, to study the growth rate (weight & length) of chironomid larvae under different feeding […]
COPPER CONCENTRATIONS AND PHASES IN POLLUTED SURFACE SEDIMENTS OF LAKE EDKU, EGYPT
COPPER CONCENTRATIONS AND PHASES IN POLLUTED SURFACE SEDIMENTS OF LAKE EDKU, EGYPT AHMED M. KHADR Department of Oceanography Faculty of Science Alexandria University Keywords: Lake Edku, sediments, Copper phases ABSTRACT The distribution of geochemical forms of a metal into the different sedimentary phases shows the important role of these forms in the cycling of metal […]
A COMPARATIVE STUDY ON THE CATCH CHARACTERISTICS OF PURSE-SEINE OPERATING DURING THE DAYTIME IN ABU-QIR AND EL-MEX BAYS, ALEXANDRIA (EGYPT)
A COMPARATIVE STUDY ON THE CATCH CHARACTERISTICS OF PURSE-SEINE OPERATING DURING THE DAYTIME IN ABU-QIR AND EL-MEX BAYS, ALEXANDRIA (EGYPT) ELSAYED H. KH. AKEL National Institute of Oceanography & Fisheries, Alex. Egypt. Keywords: purse-seine, catch analysis, Abu-Qir Bay, El-Mex Bay, Mediterranean Sea. ABSTRACT The catch of the purse-seine (operating during the daytime), taken from Abu-Qir […]
