Browsing Sustainable aquaculture by Issue Date
Now showing items 541-560 of 2402
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Some reproductive aspects of Chrysichthys nigrodigitatus (Lacépède) from Cross River, Nigeria
(2000)Type: Journal ArticleBetween May and October 1990, fecundity, egg size and condition factor of Chrysichthys nigrodigitatus (Lacépède) in the Cross River, Nigeria, were studied. The fecundity (F) of this population varied from 3 046 eggs (total ... -
Effect of substituting animal protein sources with soybean meal in diets of Oreochromis karongae (Trewavas 1941)
(2000)Type: Journal ArticleThree diets were formulated using locally available feed ingredients in Malawi to test the effect of replacing animal protein (fish meal, meat and bone meal) with soybean meal (10:0, 5:5, 0:10% of diet) as the protein ... -
Using eye lens diameter as age indicator of young Lithognathus mormyrus and Diplodus vulgaris
(2000)Type: Journal ArticleEye lens diameter was analyzed in two sparid fish species, Lithognathus mormyrus and Diplodus vulgaris, in order to determine the possibility of using these data for age determination. The results showed that the technique ... -
FishBase 2000: Concepts, designs and data sources
(2000)Type: ManualFishBase 2000 is the fifth release of ICLARM's comprehensive CD-ROM database on finfish. Contains over 20,000 of the 25,000 known finfish species. It has over 54,000 names; new FAO catch data (1950-1996); aquaculture data ... -
The impact of genetically improved farmed Nile tilapia in Asia
(2000)Type: Journal ArticleThe International Center for Living Aquatic Resources Management (ICLARM) and its research partners have recently developed a genetically improved Nile tilapia strain. This paper analyzes the potential impact of culturing ... -
Reviving the Macrobrachium rosenbergii (de Man) fishery in Vembanad Lake, India
(2000)Type: Journal ArticleIn Vembanad Lake and its confluent rivers (Kerala, India), the catches of Macrobrachium rosenbergii (de Man) were reported to have dwindled to a mere 39 t in the 1980s from average landings of 300 t during the 1960s. This ... -
Effect of Photoperiod, Dietary Protein and Temperature on Reproduction in Nile Tilapia (Oreochromis niloticus)
(2000)Type: Conference PaperPhotoperiod, crude protein level and water temperature were studied for their effects on reproductive performance and egg hatchability in Nile tilapia (Oreochromis niloticus). -
Empirical relationships to estimate asymptotic length, length at first maturity and length at maximum yield per recruit in fishes, with a simple method to evaluate length frequency data
(2000)Type: Journal ArticleEmpirical relationships are presented to estimate in fishes, asymptotic length from maximum observed length (L<sub>max</sub>), length at first maturity (L<sub>m</sub>) from L, life span (tmax) from age at first maturity ... -
Growth, natural mortality, length-weight relationship, maximum length and length-at-first-maturity of the coelacanth Latimeria chalumnae
(2000)Type: Journal ArticleThis study revisit the information published on life-history parameters of Latimeria chalumnae, re-analyses growth and length-weight relationships, and provides new estimates for maximum length, length and age-at-first ... -
Progress towards providing Fijian farmers with a better tilapia strain: evaluation of the GIFT fish in Fiji
(2000)Type: Journal ArticleThe relative growth performance of the GIFT strain Nile Tilapia (Oreochromis niloticus) was compared under integrated and non-integrated conditions with the best performing ‘indigenous’ Fijian tilapia strain, O. niloticus ... -
Proceedings of review workshop on aquaculture technology
(2000)Type: ReportAquaculture is considered to be one of the major components in farming system in Bangladesh because of the potential role it can play to combat protein malnutrition, employment generation, poverty alleviation and foreign ... -
Fish farming through community partiicipation in Assam
(2000)Type: Journal ArticleThe community tanks and ponds in India are seldom used for fish culture. Fish culture as a community based activity has been shown to be economically viable in some parts of the country. This paper describes the success ... -
Population parameters of small pelagic fishes caught off Tawi-Tawi, Philippines
(2000)Type: Journal ArticleGrowth and mortality parameters, exploitation rates and annual recruitment patterns were estimated from monthly length-frequency samples for Sardinella longiceps, S. fimbriata, S. Albella, Decapterus macrosoma, Dipterygonatus ... -
Integration of aquaculture into smallholder farming systems for improved food security and household nutrition
(2000)Type: Journal ArticleAquaculture production techniques based on the culture of low-value herbivorous and/or omnivorous freshwater finfish in inland rural communities, within semi-intensive or extensive farming systems that use moderate to low ... -
Length-weight relationships for some important forage crustaceans from South Africa
(2000)Type: Journal ArticleThe diet of marine animals is usually determined by stomach content analysis. Although partially digested prey fragments can often be identified to species level, it is difficult to estimate the original mass of the prey ... -
Length-weight relationship and relative condition of Heterobranchus longifilis (Valenciennes) from Idodo River, Nigeria
(2000)Type: Journal ArticleLength-weight relationship parameters of Heterobranchus longifilis males, females and combined sexes are given. The samples were collected from Idodo River, with size ranging from 123 mm total length, L, to 936 mm L. The ... -
Analysis of demand for fish in Bangladesh
(2000)Type: Journal ArticleAn analysis of fish consumption patterns, and how they are likely to change as income and relative price changes, is required to assess the welfare impact of technological and policy changes in the fisheries and aquaculture ... -
The evolution of aquaculture in African rural and economic development
(2000)Type: Journal ArticleIn Africa, aquaculture has developed only recently and so far has made only a small contribution to economic development and food security. We review developments and identify constraints to the expansion of aquaculture ... -
Length-weight relationship of marine fishes from southern Brazil
(2000)Type: Journal ArticleThe relationship between length (L) and weight (W) was estimated for 80 species belonging to 50 families of marine fishes from the shelf and upper slope of southern Brazil (lat. 28°S - 34°S). Sample sizes (n) for different ... -
Development of sustainable aquaculture project: progress report (1 April 2001 - 30 June 2001)
(2001)Type: ReportThe main thrust of the DSAP is to sponsor on-farm aquaculture production demonstrations implemented through cooperating NGO partners. These demonstrations are expected to show farmers and their neighbors the profitability ...
