METABOLIC EFFECTS OF EYESTALK ABLATION ON THE TOTAL PROTEIN AND LIPID OF THE PRAWN PENAEUS KERATHURUS (LEACH)
METABOLIC EFFECTS OF EYESTALK ABLATION ON THE TOTAL PROTEIN AND LIPID OF THE PRAWN PENAEUS KERATHURUS (LEACH). N.F. ABD EL-HAMJD AND H.D. HASHEM.* Institute of Oceanography and Fisheries. Alexandria. Egypt. * Zoology Department, Faculty of Science. University of Alexandria, Egypt. ABSTRACT. Marked variation in moisture ~ontent could be detected with di fferent length groups. Generally […]
HAEMATOLOGICAL AND PHYSIOLOGICAL CHANGES INDUCED BY HEXAVALENT CHROMIUM IN Clarias lazera
HAEMATOLOGICAL AND PHYSIOLOGICAL CHANGES INDUCED BY HEXAVALENT CHROMIUM IN Clarias lazera A. M. HlLMY, N. A. EL – DOMIATY, F. I. MOUSSA AND A. A. EL-MASRY. Department of Zoology, Faculty of Science, Alexandria University, Egypt. ABSTRACT HaematologiJ:al and physiological changes were studied in the blood of C1arias lazerll exposed to 91.2 mg Cr+6/l, as indictors […]
FOOD AND FEEDING IlADITS OF DASYATIS PASTINACA
FOOD AND FEEDING IlADITS OF DASYATIS PASTINACA A.K. HAMZA, A.A. EZZAT*, S.M. ALLAM AND M.T. HASHEM *Oceanography Dept. Faculty of Science Alexandria University. National Institute of Oceanography and Fisheries. ABSTRACT Dilsyatis pastfnaca is a voracious species whi ch feed a11 the year round. The stomach contents of 323 fish {169 females & 154 males) have […]
FISHERY ASSESSMENT SURVEY OF LAKE MANZALA, EGYPT.
FISHERY ASSESSMENT SURVEY OF LAKE MANZALA, EGYPT. MAGDY T. KIIALIL*AND A. REf AI Bi\ YOU MI **. * Faculty of Science. Ain Shams University. ** National Institute of Oceanography and Fisheries. Cairo. AI3STRACT The open water fishery of Lake Manzala occupies an area of about 21.3000 feddans and employs about 17.000 fisher~~n using 4.000 boats. […]
FISH STOCK ASSESSMENT SURVEY IN MANZALA, EGYPT
FISH STOCK ASSESSMENT SURVEY IN MANZALA, EGYPT MOUNJR M. ISIII\I
EFFECT OF SELECTIVITY OF TRAMMEL NETS UPON GROWTH AND MORTALITY OF TWO TILAPIA SPECIES.
EFFECT OF SELECTIVITY OF TRAMMEL NETS UPON GROWTH AND MORTALITY OF TWO TILAPIA SPECIES. A.F.A. LATIF”‘, E1~:-SAYED A. IOIALLAF**, AND A.A ALNE:-NA-:EI** • Academy of Scientific Research and Technology ··Zoo~~partment1ll’culty of Science, Almenofeya University ABSTRACT Trammel net selectivity effect on growth and mortality of fish was studied. using 1705 T. nflotfea and 1109 T. zl111i […]
EFFECT OF PHYSICO-CUEMICAL CONl>rnONS ON TIlE DEPOSITION OF SOME ELEMENTS OF ASWAN HIGII DAM RESERVOIR WATER
EFFECT OF PHYSICO-CUEMICAL CONl>rnONS ON TIlE DEPOSITION OF SOME ELEMENTS OF ASWAN HIGII DAM RESERVOIR WATER A. S. ELEWA AND A. A. LATIF National Institute of OceanographY and Fisheries, Cairo. Egypt. ABSTRACT The physico-chemical parameters (pH. oxygen, temperature, electrical conductance, oxidizable organic matter as well as chemical composition, some cations and anions were measured in […]
DISTRIBUTION OF HYDROPHYTES IN LAKE BUROLLUS. BGYPT
DISTRIBUTION OF HYDROPHYTES IN LAKE BUROLLUS. BGYPT AMIN A. SAMAAN, ZEINAB M. EL-SHERIF, EISHAY. EL-AYOUTY· AND RAM::;ES R. ABDALLA. Natfonal Instftute of Oceanography and Ffsherfes, Egypt. *Faculty of Scfence, Cafro Unfversfty, Egypt. ABSTRACT lake Buroll us is characterf zed by havf ng an extensfve growth of hydrophytes, partfcularly along fts southern shores besfde the outlets […]
