Statistical Program for Edge Analysis (Okamura and Semba)

Fish Ageing Service (Australia) 

Shape Analysis of Fish Otoliths (AFORO)

European Fish Ageing Network (EFAN)

Ageing at the Northeast Fisheries Science Center (USA)

Alaska Dept of Fish and Game Otolith Processing Laboratory

Pacific Coast Age Determination Procedures

Calcified Structure Laboratory of France (LASAA)

University of Minnesota Biochronology Laboratory

Stable Isotope Lab at University of Saskatchewan 

Age and Growth Lab at Old Dominion University

David Secor's Manual for Otolith Removal and Preparation for Microstructural Examination

Integrated Approach to Biological Basis for Age Estimation of Commerically Important Fish Species – IBACS (in Spanish)

Canadian Shark Research Laboratory

Skates and Rays of Atlantic Canada

Science and Technology for Canadians