Opening remarks

摘要

In Japan, a variety of fishery species including vertebrates, invertebrates and seaweeds etc., have been utilized as important foods from an ancient period. For example, Japanese eat not only finfishes, shellfishes and crustaceans but also echinoderms, acidians and others. Recently, it is well known that seafoods are quite good for health and elongation of a life, then many people are becoming eat them in the world. However, the fishery resources have decreased by overfishing and environmental impacts. It is necessary to take prompt measures for sustainable yield of fishery resources.