The Fisheries Research and Development Corporation project 98/419 ‘An Investigation into the feasibility of producing a commercially acceptable prawn stock from the discarded heads of commercially processed prawns’ has successfully completed Objective 1, to develop a (prototype) prawn stock (liquid...

The relationship between spawning stock size and the size of the subsequent recruitment is fundamental to fisheries science. Without a working knowledge of the relationship it is not possible to know how heavily a spawning stock can be fished before recruitment levels begin to decline. Although...