Monitoring of glass eel recruitment

Volume 1: Thematic Overview

By

Willem Dekker

Abstract

Recruitment of the European eel has declined markedly in the last few decades and development of a stock recovery plan is urgently recommended. The aim of this report is to develop tools required by management aimed to recovery of the stock, i.e. monitoring of the recruiting life stage, the glass eel To this end, an inventory of existing recruitment monitoring has been made and extensions to new areas prepared. Volume 1 provides a thematic overview, discussing respectively site characteristics, gears, organizational issues including costs, and historical time series. Volume 2(A&B) presents the information on a country by county basis.

This report provides the basis for the establishment of a permanent and co-ordinated network of recruitment monitoring stations all over the distribution area, one of the essential tools required in an international recovery plan for the declining eel stock

Table of Contents

0.  Executive summary

1. Introduction: Background and Aims of this project
2. Introduction: Biology of eel and monitoring of Recruitment
3. Eel Recruitment monitoring sites
4. Eel Recruitment Monitoring Gear
5. Information sources
6. Temporal and spatial Consistency of monitoring data
7. Responsibilities and management framework
8. Costs of monitoring Recruitment
9. Monitoring results
10. Conclusions and Recommendations
11. Literature References

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Prep./ Asmaa Ahmed
REV./ Fatma Essam
Manage./ Zeinab Osman