Process for marking molluscs

摘要: A new method to mark large numbers of molluscs permanently is described. Molluscs, in particular certain bivalve molluscs, (>1mm) are placed a tank containing media, food, and tetracycline at concentration 0.5-200mg 1-1. Bivalves so treated daily for one fourteen days, or longer as desired, will be marked such manner render them identifiable any later time. The normally weakly visible but fluoresces vivid yellow-orange when exposed ultraviolet light.