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The Peruvian anchoveta and its upwelling ecosystem: three decades of change
Type: Working Paper
This volume contains 19 chapters and illustrates very well the many facets of ICLARM's concept of management-oriented fishery research conducted by cooperating institutions and more specifically of ICLARM's multidisciplinary ...
Estimating the maximum sustainable yield of bonito (Sarda chiliensis, Scombridae) of northern Chile from monthly catch data
Type: Journal Article
Monthly catch data of bonito Sarda chiliensis from northern Chile, from 1976 to 1989, were used to obtain a series of estimates of the "Z-G" parameter (i.e., total mortality minus the growth coefficient in weight). This ...
Understanding and influencing agency and behavior change in agroecological transformation processes
Type: Blog
Agroecology is about making the most of nature’s goods and services while maintaining ecosystem integrity and improving resource efficiency, strengthening resilience, and securing social equity and responsibility in our ...
Early setback for scallop culture in Peru
Type: Journal Article
This article examines the scallop culture in Peru. The problems encountered by the industry is also given.
Land use patterns and influences of protected areas on mangroves of the eastern tropical Pacific
Type: Journal Article
Mangroves are one of the most productive ecosystems in the world, sustaining millions of coastal livelihoods. However, their area of occurrence has been greatly reduced over the last century. In this study, we identify ...
Comparative growth performance of jack mackerels of the genus Trachurus with emphasis on T. symmetricus murphyi in Chile
Type: Journal Article
This contribution presents von Bertalanffy growth parameter estimates for species/stocks of jack mackerels of the genus Trachurus from around the world, and compares them with growth parameters for T. symmetricus murphyi ...
Maximo rendimiento sostenible de la pesqueria comercial en el Departamento de Loreto, Peru
Type: Journal Article
Catch and effort data from the river fisheries of the Peruvian part of Amazonia are presented, and used to fit a Schaefer-type surplus production model. This suggests that present effort is in excess of what is required ...
Population parameters of 'corvina' (Plagioscion squamosissimus) in the Barra Bonita Reservoir, Brazil
Type: Journal Article
Estimates for the growth parameters (L sub( infinity ) and K) mortality coefficients (Z,M and F) and exploitation rate (E) for the sciaenid Plagioscion squamosissimus are presented. The following results were obtained: 1) ...
Population parameters of Penaeus californiensis in the Gulf of Guayaquil, Ecuador
Type: Journal Article
The growth, mortality, and recruitment pattern of Penaeus californiensis were investigated using tail length (TL)-frequency data obtained from the Gulf of Guayaquil shrimp population. Computer-based methods of tail-frequency ...
Life cycle and biological parameters of several Brazilian Amazon fish species
Type: Journal Article
This contribution summarizes knowledge on the biology (population dynamics, reproduction, ecology) of 25 fish species from the Lower Amazon, Brazil, based on data from a Brazilian-German field project (IARA) and a review ...