Aquatic Living Resources

John Cotter, Pierre Petitgas, Alvaro Abella, Panayiota Apostolaki, Benoit Mesnil, Chrissi-Yianna Politou, Jacques Rivoirard, Marie-Joëlle Rochet, Maria Teresa Spedicato, Verena M. Trenkel and Mathieu Woillez

Published online: 17 June 2009

DOI: https://doi.org/10.1051/alr/2009025

Aquatic Living Resources

Volume 22 / No 2 (April-June 2009)

Fish Stock Assessments Using Surveys and Indicators

Fish Stock Assessments Using Surveys and Indicators

Fish stock assessments using surveys and indicators p. 119

Choosing survey time series for populations as part of an ecosystem approach to fishery management p. 121

Statistical estimation of mean values of fish stock indicators from trawl surveys p. 127

Notes on nine biological indicators estimable from trawl surveys with an illustrative assessment for North Sea cod p. 135

Notes on survey-based spatial indicators for monitoring fish populations p. 155

A multivariate indicator to monitor changes in spatial patterns of age-structured fish populations p. 165

A selection of nonparametric statistical methods for assessing trends in trawl survey indicators as part of an ecosystem approach to fisheries management (EAFM) p. 173

Detection of changes in time-series of indicators using CUSUM control charts p. 187

Using min/max autocorrelation factors of survey-based indicators to follow the evolution of fish stocks in time p. 193

The CUSUM out-of-control table to monitor changes in fish stock status using many indicators p. 201

A review of fishery-independent assessment models, and initial evaluation based on simulated data p. 207

Harvest control rules in the context of fishery-independent management of fish stocks p. 217

An introduction to FLR fisheries simulation tools p. 225

ALADYM: an age and length-based single species simulator for exploring alternative management strategies p. 233

Towards an ecosystem approach to fisheries management (EAFM) when trawl surveys provide the main source of information p. 243