Search
Now showing items 1-9 of 9
Costs and earnings of mini trawlers
Type: Book Chapter
Mini trawlers are the smallest trawlers operating in San Miguel Bay, Philippines. This paper examines the costs and earnings of this type of gear and offers explanations for the high pure profits earned. Variations in catch ...
The research site, data collection and methods of analysis
Type: Book Chapter
Objectives, sampling and analytical methods and data collection methodology of an economic survey of the small-scale fishery of San Miguel Bay, Philippines, are discussed. The fishing community from which the majority of ...
A review of the ELEFAN system for analysis of length-frequency data in fish and aquatic invertebrates
Type: Book Chapter
Some aspects of the history and present role of length-based methods for the study of the growth, mortality and recruitment of fish invertebrate stocks are reviewd. The recently-developed ELEFAN (Electronic Length Frequency ...
Population dynamics of shortlived species with emphasis on squids
Type: Book Chapter
The features of short-lived fishes and invertebrates relevant to their population dynamics and exploitation are reviewed, with emphasis on methodological approaches, which could lead to improved management of squid stocks. ...
Recent developments in the methodology available for the assessment of exploited fish stocks of reservoirs
Type: Book Chapter
Recently developed fish stock assessment methods are briefly presented which could be used for the management of the fish stocks of African reservoirs. These methods include length-structured versions of Virtual Population ...
Systems of sharing and patterns of ownership
Type: Book Chapter
Sharing systems and patterns of ownerships of several common small scale gears are analysed and compared with those of the small and medium trawlers operating in San Miguel Bay, Philippines. Significant differences between ...
Studying single-species dynamics in a tropical multispecies context
Type: Book Chapter
Some methods available for the study of the population dynamics of tropical fish are reviewed; emphasis is given to questions of growth, mortality and recruitment, and to relatively new approaches, such as aging by means ...
Economic aspects of processing and marketing
Type: Book Chapter
This paper examines the pricing efficiency and related economic aspects of fish processing and marketing in two communities of San Miguel Bay, Philippines. Salting, dried fish processing and marketing and fresh fish marketing ...
Costs and returns of stationary gears
Type: Book Chapter
Costs and returns of three major stationary gears of Cabusao, San Miguel Bay, Philippines, are analysed. The gears discussed include fish corrals, liftnets and filter nets. Systems for allocation of fishing rights are ...