Table 3. Comparison of TP and the proportion of BAP in IP in different surface sediments.

Sediment source	TP(µg/g)	BAP in IP (%)	Trophic classification	Reference
Lake Koronia, Greece	1156–1305	40–60	hypereutrophic	Christophoros Christophoridis et al, 2006
Lake Volvi, Greece	776–1044	60–80	meso-to-eutrophic	Christophoros Christophoridis et al, 2006
Lake Erken, Sweden	1814	61.4	mesotrophic	Emile Rydin, 2000
Haihe River, China	968–2017	42.2–65.3	mesotrophic	SUN Shujuan et al, 2009
Manwan Reservoir	623–899	37.7	–	Present study