Water quality (ocean area)

Water sampling with Van Dorn water sampler	・Seawater analysis, analysis of nutritive salts ・Environmental standard items （Living environment items, health items and etc.） ・Fishing grounds environment (items related to quality standards for fishery water) ・Daioxins (sampling)
・Ocean water sampling with water sampler ・Vertical observation with multi-parameter water quality meter ・Fixed point observation with automatic recording observation equipment ・Fixed point observation with telemeter system	Vertical observation with multi-parameter water quality meter