A STUDY ON SOME PROTOZOA INFESTING THE FRESHWATER CRAYFISH, PROCAMBARUS CLARKII IN EGYPT

TROPHIC RELATIONSHIPS OF PROTOZOOPLANKTON COMMUNITIES IN ALSAMMALIAH ISLAND WATERS, UAEARABIAN GULF

INCIDENCE AND PREVALENCE OF SOME PROTOZOAN PARASITES INFECTING THE NILE FISH OREOCHROMIS NILOTICUS IN EGYPT

ECOLOGICAL STUDIES ON ZOO PLANKTON COMMUNITY OF LAKE BURULLUS, EGYPT

ZOOPLANKTON COMMUNITY OF THE EGYPTIAN MEDITERRANEAN COAST

RELATIVE IMPORTANCE OF THE SIZE-FRACTIONATED PHYTOPLANKTON POPULATION IN TEMPERATE WATERS, ALEXANDRIA (EGYPT)

Ecological Evaluation on Zooplankton particularly the protozoan organisms at Lake Manzala, Egypt

ECOLOGICAL CHARACTERISTICS OF PLANKTON IN BRACMSH WATER, EGYPT

EFFECT OF GRAZING PRESSURE OF ZOOPLANKTON ON PHYTOPLANKTON ASSEMBLAGE IN LAKE QARUN, El - FAYOUM, EGYPT

MICROPLANKTON OF THE GREAT BITTER L~KE, SUEZ CANAL, EGYPT