Report of the Study Group on Baltic Herring and Sprat Maturity (SGBHSM)
The Study Group on Baltic Herring and Sprat Maturity [SGBHSM] (Chair: H. Müller, Germany) will work by
correspondence in 2002 to:
a) compile the available data on Baltic herring and sprat maturity ogives by age and length on Sub-division basis and
submit this compilation to WGBFAS;
b) investigate the possible changes in maturity ogives during the recent decades.
Published under the auspices of the following ICES Steering Group or Committee