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السجلات المعروضة 1 -- 10 من 12
Progress Of Ocean Sciences In India
(
Qatar University
, 1999 , Article)
Algae Along Qatar Coasts Utilization And Future Prospects
(
Qatar University
, 1999 , Article)
Most of marine algae have no equivalent on earth and therefore could be considered as irreplaceable sources of primary and secondary metabolites. This is especially the case for hydrocolloids from red and brown algae that ...
Intensive shrimp Penaeus semisulcatus Dee Haan, culture in the Arabian Gulf during the summer
(
Qatar University
, 1999 , Article)
P. semisulcatus juveniles (average weight 9.7g) from Manifa Lagoon on the Arabian Gulf were randomly stocked in tanks (0.8m3) at three stocking density levels (25, 50 and 75 shrimp/m3) in four replicates.
The tanks were ...
Sponges in Qatari waters A new source of marine natural products for biological applications
(
Qatar University
, 1999 , Article)
Sponges are the most primitive multicellular organisms belonging to Animalia kingdom. They lack symetry and do not have differentiated tissues or organs. However, as a consequence of this primitive organization it is very ...
Preliminary Study on Coral Reef and Its Associated Biota in Qatari Waters, Arabian Gulf
(
Qatar University
, 1999 , Article)
Coral reef grounds and their associated biota m Qatari waters were investigated by Scuba diving. Four selected reef-sites were studied. Coral was presented by 17 species. Descriptive notes of each site and an initial list ...
Adenylate Energy Charge As A Tool For Evaluating Sub-Lethal Toxicity
(
Qatar University
, 1999 , Article)
Adenylate energy charge (AEC) is directly related to the cellular concentrations of the three adenylates nucleotides ATP, ADP and AMP. This biochemical index reaches high values (0.9) under optimal conditions but drops ...
Capabilities/limitations of landsat-tm data for bathymetric analysis of shallow marine environment: A case study
(
Qatar University
, 1999 , Article)
The intensity of the light received by Landsat satellite sensors is inversely proportional to the path length though the sea water column. Since the light passes down to the sea floor and back again, the intensity should ...
INFLUENCE OF HYDROGRAPHIC CONDITIONS ON THE INTERACTION BETWEEN ICHTHYOPLANKTON AND MACROZOOPLANKTON AT KHOR AL-ZUBAIR LAGOON, IRAQ, ARABIAN GULF
(
Qatar University
, 1999 , Article)
The ichthyoplankton of Khor AL-Zubair lagoon consisted of 17 families and dominated by Gobiidae and Engraulidae, due to the hydrological situation of the Khor. The larval fish community of the Khor consisted of resident ...
Total Mercury Levels In The Coastal Environment Of Qatar (Arabian Gulf)
(
Qatar University
, 1999 , Article)
The levels of total Mercury (t-Hg) were determined in various segments of the marine environment of Qatar. Several coastal stations, both on the East as well as the West coast of Qatar were worked for t-Hg in seawater, ...
Some Unique Characteristics Of The Indian Ocean
(
Qatar University
, 1999 , Article)