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The fecundity of gerres oyena forskal 1775, ( fam. Gerreidae) in the qatari waters of the arabian gulf
(
Qatar University
, 1986 , Article)
Fecundity estimates were made on a total of 180 mature fish Genes oyena Forskal of different lengths and weights, collected during the early spring of 1985. Log-log relationships were estimated between fecundity (either ...
Preliminary Observations On The Relative Growth And Production Of Tilapia Species Cultured In Cages At Three Stocking Densities
(
Qatar University
, 1987 , Article)
Relative growth rate and productivity of Tilapia species (T. nilotica and T. galilaea) were studied for fish reared in cages in the Serow fish farm, Egypt. Both species were reared under three different stocking densities ...
Hydrography Of The Western Part Of The Arabian Gulf
(
Qatar University
, 1986 , Article)
The hydrographic conditions in the western part of the Gulf, from Kuwait to UAE, were studied. Water temperature, salinity, sigma T and water masses were determined for two cruises. The first cruise was carried out from ...
Demersal Fish Resources Around Qatar
(
Qatar University
, 1982 , Article)
The study was based on the data available from Fishery Resources Survey in the Gulf and Gulf of Oman, conducted by F.A.O., between 1975 and 1979 and the samplings of the fish production in Qatar during 1980/81. The survey ...
Bionomics of the Shrimp Fishery in the Inshore Waters of Qatar
(
Qatar University
, 1982 , Article)
The shrimp fishery in Qatar is carried out by artisanal crafts, operating from Doha and Al Khor on the East coast. The fishing is restricted to the 2-6 Fm depth range and Penaeus semisulcatus forms about 95 % of the shrimp ...
Inhibition Effect Of Four Oil Dispersants On Primary Productivity In Qatar Water (Ararian Gulf)
(
Qatar University
, 1987 , Article)
Four major oil dispersant mixtures in seawater wore used to depict their in—situ inhibition ratio to productivity rate of natural phytophanklon populations in Qatar water — Arabian Gulf — during the spring season of 1986. ...
Algal Nitrogen Fixation In The Northwestern Part Of The Arabian Gulf
(
Qatar University
, 1988 , Article)
Nitrogen fixation and cell counts of blue-green algae and diatoms in the northwestern area of the Arabian Gulf were assayed during the (period, 7-20 November, 1984. Spatial variations indicated that the maximum rate of ...
Pelagic Fish Resources And Their Fishery Around Qatar
(
Qatar University
, 1983 , Article)
The existing pelagic fishery around Qatar is relatively smaller than the demersal fishery. Inshore and offshore gillnetting trolling and even bottom trawling, contribute to the production of pelagic fish species. About 30 ...
Acute Toxicity Of Some Oil Dispersants To Mullet Fry ( Liza Macrolepis) Of The Arabian Gulf
(
Qatar University
, 1986 , Article)
The acute toxicity of Shell LTX, Shell Concentrate, Servo CD 2000 and Exxon OSD 9217 were used to calculate 72 - hr. LC ci\ and toxicity curves to the Mullet Fry ( Liza macrolepis) under the Arabian Gulf conditions (Temp. ...
Selectivity Coefficient Of Wire Basket Traps For Tilapia Nilotica
(
Qatar University
, 1984 , Article)
Most methods of estimating growth and mortality rates require samples representative of the population with respect to size of one or more age groups. There is no fishing gear that exhibits equal selectivity towards fish ...