1) An estimated value derived from an agreed scientific procedure and/or model, which corresponds to a specific state of the resource and of the fishery, and that can be used as a guide for fisheries management. Reference points may be general (applicable to many stocks) or stock-specific.,2) A reference point indicates a particular state of a fishery indicator corresponding to a situation considered as desirable ( target reference point) or undesirable and requiring immediate action ( limit reference point ).