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Now showing items 11-20 of 26
Food and feeding habits of Synodontis nigrita from the Osun River, SW Nigeria
Type: Journal Article
An investigation was conducted into the food and feeding habits of Synodontis nigrita from the Osun River near Epe, Lagos, Nigeria. The food items in the stomach of the S. nigrita covered a wide spectrum, ranging from ...
Growth of Pomadasys kaakan (Haemulidae) off the coast of Pakistan
Type: Journal Article
The growth parameters of javelin grunter Pomadasys kaakan (=P. hasta, Haemulidae) were estimated from length-frequency samples collected from December 1988 to February 1989 along the Pakistan coast. They are L sub( infinity ...
Population parameters of Sardinella species in the coastal waters of Dar es Salaam, Tanzania
Type: Journal Article
Population parameters of Sardinella species from the artisanal purse seine and ring net fisheries of the Dar es Salaam area, Tanzania, were investigated based on length-frequency data, analyzed with FAO's LFSA and ICLARM's ...
Exemple de la contribution de l'analyse fsctorielle des correspondences pour suivre l'evolution de la structure d'une population piscicole
Type: Journal Article
This contribution demonstrates an application of correspondence analysis to length-frequency data of catfish (Ictalurus melas, lctaluridae) sampled by electrofishing in the Garonne River, near Toulouse, France. The available ...
Change and diversity in smallholder rice-fish systems: Recent evidence and policy lessons from Bangladesh
Type: Journal Article
Efforts to unlock the genetic potential of both rice and fish, when combined with improvements in the management of rice-fish systems, can potentially increase agricultural productivity and food security in some of the ...
Length-converted catch curves: a powerful tool for fisheries research in the Tropics (part 1)
Type: Journal Article
A number of methods are available with the help of which total mortality (Z) can be estimated from length-frequency data. Thus it is possible to obtain reasonable estimates of Z from the mean length in a representative ...
International research collaboration in rice-fish research
Type: Journal Article
Growing fish in ricefields could dramatically increase farmers' incomes from rice lands and fish production in Asia. This article describes how collaborative international research can strengthen national research ia ...
Comparative phylogeography of two monogenean species (Mazocraeidae) on the host of chub mackerel, Scomber japonicus, along the coast of China
Type: Journal Article
In the present paper, the phylogeographies of two monogenean species, Pseudokuhnia minor and Kuhnia scombri, on the same species of host, Scomber japonicus, were studied.
Measurement of haem and total iron in fish, shrimp and prawn using ICP-MS: Implications for dietary iron intake calculations
Type: Journal Article
Twenty-five species of fish, shrimp and prawn from local markets in Bangladesh were analysed for concentrations of total Fe, haem Fe and non-haem Fe by ICP-MS. Total Fe and non-haem Fe concentrations were measured in nitric ...
Spatial Linear Approximate to Almost Ideal Demand System
Type: Journal Article
The paper introduces two spatial systems of demand equation models that are variants of the Linear Approximate to Almost Ideal Demand Systems (LA/AIDS) with habit formation. Specifically, the first model incorporates spatial ...