ON THREE DIGENEAN TREMATODES (FAMILY BUCEPHALIDAE) FROM MARINE TELEOST FISHES WITH NEW RECORD FROM THE RED SEA

CARBOHYDRATE TO LIPID RATIO (CHO.-.L) IN PRACTICAL T1LAPIA DIETS: 1- EFFECT OF DIETARY CARBOHYDRATE TO LIPID RATEO ON GROWTH PERFORMANCE OF HYBRID TILAPIA {Oreochromis niloticus x

CARBOHYDRATE TO LIPID RATIO(CHO/L) IN PRACTICAL TILAPIA DIETS: 2- RESPONSE OF BODY SIZE IN HYBRID TILAPIA (OREOCHROMISNILOTICUSXOREOCHROMISAVREUS) TO INCREASED LEVEL OF CHO/ L RAT

PHYTQ-ZQOPLANKTQN COUPLING OFF ALEXANDRIA (EGYPT)

THE DEVELOPMENT OF THE NEURAL CREST IN THE CEPHALIC REGION OF XIPHOPHORUS HbJ.LRl

COMPARITIVE REPRODUCTIVE BIOLOGY OF THE NILE TILAPIA OREOCHROMIS NILOTICUS ( L.), BLUE TIL API A, Oreochromis aureus ( Steind.) AND THEIR HYBRIDS IN LAKE EDKU, EGYPT

OCCURRENCE OF NATURAL HYBRIDS BETWEEN NILE * TILAPIA, Oreochromis niloticus (L.) AND BLUE TILAPIA Oreochromis aureus ( Steind.) IN LAKE EDKU, EGYPT.

SURVIVAL AND GROWTH RATES OF EARLY STAGES OF SOME FISH SPECIES REARED WITH THE RESHWATER CRAYFISH,PROCAMBARUS CLARKII (GERARD, 1852

ON AEROMONAS HYDROPHILA INFECTION AMONG CULTURED TILAPIAS : A BIOLOGICAL, HISTOPATHOLOGICAL AND MANAGEMENT STUDY

HEMIURUS SHALABYI S¥. N (DIGENEA: HEMIURIDAE) FROM THE CARANGID FISH, TRACHURUSINDICUS, INLAKE TIMSAH, EGYPT.

FISHERIES MANAGEMENT OF THE SLIMY MACKEREL SCOMBER JAPONICUS W THE GULF OF SUEZ BASED ON RELATIVE YIELD PER RECRUIT ANALYSIS.

THE INFLUENCE OF WATER pHONTHE EMBRYONIC DEVELOPMENT OF GRASS CARP, TENOPHARYNGODONIDELL4