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Now showing items 31-40 of 143
On improving operation and use of the elefan programs. part 1, avoiding "drift" of K towards low values
Type: Journal Article
The article proposes improvements for the ELEFAN programs describing how they may be used for optimum output, considering the von Bertalanffy growth equation and the K parameter.
Impact of stocking on yield in small reservoirs in Andhra Pradesh, India
Type: Journal Article
The relationships between surface area, stocking density and fish yield in 40 small reservoirs in India between 1994 and 1999 were examined. A significant positive correlation (r = 0.6) was found between stocking density ...
Out of new stocks in 2020: a comment on "Not all fisheries will be collapsed in 2048"
Type: Journal Article
The authors provide counter arguement to the article "Not all fisheries will be collapsed in 2048". Their analysis confirms the continuous absolute and relative increase in collapsed stocks shown first by Froese and ...
A search for new methods for fish stock assessment and management: the FSA-CRSP overview and Philippine activities
Type: Journal Article
A brief account of the USAID funded fish stock assessment collaborative Research Support Program is given, with emphasis on its Philippine module, devoted to empirical analyses, modelling and field studies aimed at improved ...
Relative performance of two Nile tilapia (Oreochromis niloticus Linnaeus) strains in Egypt: The Abbassa selection line and the Kafr El Sheikh commercial strain
Type: Journal Article
The Abbassa selection line (developed by selective breeding) and the Kafr El Sheikh commercial strain (widely used in Egypt), both Oreochromis niloticus, were compared at two stocking densities (two and four fish m-2). ...
A standard format for design and evaluation of pond experiments
Type: Journal Article
Details are given of a standard format used by the Pond Dynamics/Aquaculture Collaborative Research Support Program of the US Agency for International Development for the communication of experimental ideas. An example is ...
Weed control by adult and juvenile tilapia Tilapia rendalli in rainfed ponds
Type: Journal Article
Two studies were conducted in consecutive years over the time period 14 January to 1 July to determine whether labor-savings and fish growth enhancement could be achieved by stocking Tilapia rendalli directly into ponds ...
Kuwait's finfish catch three times more shrimp than its trawlers
Type: Journal Article
Assessments made of shrimp catches in Kuwait and available stocks indicate that finfish eat a large majority of theshrimp available. Management measures to be taken in order to reduce this predation problem are considered.
ICLARM's activities in tropical stock assessment: 1979-1984, and beyond
Type: Journal Article
In March 1977, shortly after ICLARM commenced in Manila, its Program Advisory Committee formulated the guiding principles for the Resource Development and Management Program, which is one of the four program areas of ICLARM ...
Notes on the assessment of the stocks of small pelagic species on the basis of length frequency analysis and converted catch curves
Type: Journal Article
Difficulties are usually encountered when small pelagic species are to be assessed, using simple classical methods such as the surplus production model. Interannual variations of recruitment and fishing patterns and ...