National Institute of Oceanography and Fisheries

              Bulletin of the institute of oceanography and fisheries

             Volume 14(3), 1987

1.

observations on intraspecific variations in the level of total proteins and amino acids, total non proteins and their fractions with respect to meturation in the muscles, hepatopancreas and goands of two crustacean species portunus pelagicus (l) and penaeus lerathurus (l). 2- total proteins and amino acids

a.h. hilmy, n.f. abd el-hamid and k.s. ghazaly

Pages 1-20
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2.

metabolic effects of eyestalk ablation on the total protein and lipid of the prawn penaeus kerathurus (leach)

n.f. abd el-hamid and h.o. hashem

Pages 21-32

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3.

distribution of hydrophytes in lake burollus, egypt

amin a. samaan, zeinab m. el-sherief, eisha y. el-ayouty and ramses r. abdalla

Pages 33-39
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4.

 on the food and feeding habits of mugil capito (cuv.) in lake quarum

s.s. el-serafy, a.s. al-zahaby and m.a. sweilum

Pages 41-52
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5.

phytoplankton of the egyptian mediterranean waters, ii- ecology and distribution of the cenus ceratium schrank

naim m. dowidar

Pages 53-76
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6.

food and feeding habits of dasyatis pastinaca

a.k. hamza, a.a. ezzat, s.m. allam and m.t. hashem

Pages 77-85
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7.

tilapia fisheries in lake manzala, egypt

ahmed r. bayoumi and magdy t. khalil

Pages 87-99
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8.

haematological and physiological changes induced by hexavalent chromium in clarias lazera

a.m. hilmy, n.a. el-domiaty, f.i. moussa and a.a. el-masry

Pages 101-110
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9.

acute and subacute toxic effects of mercury on the freshwater fish, clarias lazera: influence on some physiological parameters

a.m. hilmy, n.a. el-domiaty, a.y. daabees and f.i. moussa

Pages 111-120
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10.

effect of selectivity of trammel nets upon growth and mortality of two tilapia species

a.f.a. latif, el-sayed a. khallaf and a.a. alne-na-el

Pages 121-128
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11.

studies on nursing mugil cephalus fry

mohamed e. salama

Pages 129-137
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12.

fishery assessment survey of lake manzala, egypt

magdy t. khalil and refai bayoumi

Pages 139-154
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13.

chemical composition and wall structure of some gastropod shells from the mediterranean sea, suez-canal and red sea, egypt

a.a. abdel aal and k. hasan

Pages 155-166
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14.

 wall structure and chemical composition of fresh water bivalve shells from lake idku area, egypt

a.a. abdel aal

Pages 167-176
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15.

nutrients status in lake nasser and river nile at aswan, egypt

a.a. elewa, s.m. sayyah, a.f.a. latif and m.f. touffek

Pages 177-188
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16.

effect of physico-chemical conditions on the deposition of some elements of aswan high dam reservoir water

a.s. elewa and a.a. latif

Pages 189-212
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17.

the major anions and cations in lake nasser-river nile water at aswan, egypt

s.m. sayyah, a.a. elewa, a.f.a. latif and a.f. toufeek

Pages 213-226
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18.

age and growth of stingray dayatis pastinaca in the egyptian mediterranean waters off alexandria

a.k. hamza, a.a. ezzat, s.m. alaam and m.t. hashem

Pages 227-237
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19.

 fish stock assessment survey in manzala, egypt

mounir m. ishak, magdy t. khalil and d.r. toews

Pages 239-252
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20.

chemical indicators of water pollution in lake mariut (egypt)

a.a. samman, m.a. abdelmoneim and f.m. el-sharkawy

Pages 253-270
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