Fisheries Research Articles

Factors affecting mark quality of alizarin complexone-stained otoliths in juvenile black bream Acanthopagrus butcheri and a prescription for dosage

Document Type

Article

Publication Date

10-2009

Journal Title

Journal of Fish Biology

ISSN

Print: 0022-1112 Electronic: 1095-8649

Keywords

chemical-staining techniques, fish identification, fish otolith marking

Disciplines

Aquaculture and Fisheries | Marine Biology

Abstract

The relationships between otolith score, a function of increasing stain visibility, and the ratio of alizarin complexone (mg) to fish biomass (g) for 0·1, 0·6 and 7 g black bream Acanthopagrus butcheri show that acceptable marks are produced in all size classes using a stain-to-biomass ratio of 3·3 mg g−1 following an immersion period of 24 h.

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