Mean Sr (in ppm) concentrations in otoliths of the inner 50 measurements (core) and the outer 50 measurements of smelt (edge) caught in the Wadden Sea, Lake IJsselmeer and Lake Markermeer.

Mean Sr (in ppm) concentrations in otoliths of the inner 50 measurements (core) and the outer 50 measurements of smelt (edge) caught in the Wadden Sea, Lake IJsselmeer and Lake Markermeer.

本数据集包含在瓦登海（Wadden Sea）、艾瑟尔湖（Lake IJsselmeer）及马尔克湖（Lake Markermeer）中捕获的胡瓜鱼（smelt）耳石（otoliths）的相关测量数据：针对耳石核心区的前50次测量与针对耳石边缘区的后50次测量的平均锶（Sr）浓度，浓度单位为百万分比浓度（ppm）。