AGE DETERMINATION OF TRACHINOTUS OVATUS ( L.) BASED ON OTOLITH WEIGHT
AGE DETERMINATION OF TRACHINOTUS OVATUS ( L.) BASED ON OTOLITH WEIGHT By M. H. MOURAD* *National Institute ofOceanography & Fisheries, Alexandria – Egypt Key words: Age determination; Otolith weight; Trachinotus ovatus (L.). ABSTRACT Age determination of fish, from a population having a.·.·· considerable variation in size at age, has been investigated using the relationship between […]
A TRIAL FOR EVALUATION OF LOCALLY POLYVALENT MOTILE AEROMONAD VACCINES IN OREOCHROMIS NILOTICUS AGAINST MOTILE AEROMONAS SEPTICEMIA
A TRIAL FOR EVALUATION OF LOCALLY POLYVALENT MOTILE AEROMONAD VACCINES IN OREOCHROMIS NILOTICUS AGAINST MOTILE AEROMONAS SEPTICEMIA By VIOLA. H. ZAKI* *Dept. ofAvian and Aquatic Animal Medicine, Faculty of Vetrinary Medicine, Alexandria University KeyWords: ABSTRACT Three groups (60 fishes each) ofOreochromis niloticus were used to investigate the efficacy oforal and intraperitoneal vaccination with a polyvalent […]
A SYNOPTIC SURVEY ON NUMBER OF BACTERIA AND BIOMASS IN RELATION TO PHYSICO-CHEMICAL PARAMETERS IN EASTERN HARBOUR OFALEXANDRIA, EGYPT
A SYNOPTIC SURVEY ON NUMBER OF BACTERIA AND BIOMASS IN RELATION TO PHYSICO-CHEMICAL PARAMETERS IN EASTERN HARBOUR OFALEXANDRIA, EGYPT BY E. E. SlAM* *National Institute ofOceanography end Fisheries, Ale:A-andriLI, Egypt. Key words: Bacteriology, Hydrobiology, Alexandria: Mediterranean. ABSTRACT The bacterial count, and its bioniass were tstima;ed in the seawater of the Eastern Harbour of AI~xandria in […]
A STUDY ON TRASH CATCH OF THE BOTTOM TRAWL IN ABU-QIR BAY (EGYPT)
A STUDY ON TRASH CATCH OF THE BOTTOM TRAWL IN ABU-QIR BAY (EGYPT) By S.N. FALTAS*; E. H. KH. AKEL AND A. ABDALA ,~.~ … ” l’ , , ,. ,. : l’” I: *Natio~allnstitut~,ofOce~nography,and Fisheries~ ,AI~xandria, Egypt. Key words: BottomTra~ling net, Trash catch, Abu-Qir Ba)T, Mediterranean. ABSTRACT Qir 1997. Trash Bay The (Egypt)’during catch […]
ZOOPLANKTON COMMUNITY STRUCTURE IN THE OFFSHORE NERITIC AREA OF ALEXANDRIA WATERS, EGYPT
ZOOPLANKTON COMMUNITY STRUCTURE IN THE OFFSHORE NERITIC AREA OF ALEXANDRIA WATERS, EGYPT By M. M. HUSSEIN* *National Institute ofOceanographv and Fisheries, Alexandria, Egypt. Key Words: Hydrobiology, Zooplankton, Egypt, Mer”i. ~rranean. ABSTRACT Zooplankton samples were collected bimonthly from five stations at the offshore area of Alexandria during April to October, 1996. Zooplankton population was relatively 10\1′ […]
TOXICITY AND BIOACCUMULATION OF CU2 +AND zN+ IN TWO ISOPOD SPECIES (CRUSTACEA)
TOXICITY AND BIOACCUMULATION OF CU2 +AND zN+ IN TWO ISOPOD SPECIES (CRUSTACEA) BY * ; SH.E. RAMADAN : A.N. KHALIL; N. M. DOWIDAR AND S.F. ELSONBATY *National Institute of Oceanography and Fisheries, Alexandria, Egypt. Key Words: Crustacea,lsopoda, Toxicity. ABSTRACT Toxicity experiments were conducted to study the influence of different concentrations of Cu2 + (as CUS04) […]
THE USE OFAQUATIC-PUNT-PROTEINS IN COMPLETE DIETS FOR THE FLORIDA RED TIUPlA (Oreochromis urolepia hornorum X O. mossambicus hybrid)
THE USE OFAQUATIC-PUNT-PROTEINS IN COMPLETE DIETS FOR THE FLORIDA RED TIUPlA (Oreochromis urolepia hornorum X O. mossambicus hybrid) By M. A Zaki,* and E. H. EI-Ebiary, *Animal and Fish Productions Dept.. Fae. Agrie., Alex. Univ., Alex, Egypt. Key Words: Aquatic plant – Seaweeds – Algae – AzoUa – Red lilapia. ABSTRACT Florida red tilapia (Oreochromis […]
SOME FISHERY BIOLOGICAL ASPECTS OF THE DEEP WATER SHARKIago omanensis INAQABA GULF
SOME FISHERY BIOLOGICAL ASPECTS OF THE DEEP WATER SHARKIago omanensis INAQABA GULF By M. ABDALLAH* *National Institute ojOceanography and Fisheries, Alexandria, Egypt. Key words: Fishery, biology, Sharks, lago omanensis, Red Sea. ABSTRACT The dwarfsmooth hound Iago omanensis was capturedfrom deep water 1000 m depth off Ras Abu-Galum (28 0 35′. 5479 N, 034 0 34′. […]
