Subsurface time series of chlorophyll a, Bay of Calvi, Corsica, Mediterranean Sea, 1997

Water samples collected using a 2.5 l Niskin bottle; Filtration on GF/F filters; sampling time is local time.采用2.5升尼斯金采样瓶（Niskin bottle）采集水样；使用GF/F滤膜进行过滤处理；采样时间采用当地时间。