_id	lake	total_carbon_as_C_percent	inorganic_carbon_as_C_percent	total_organic_carbon_TOC_percent	sediment_pH_H2O
1	Vieville	0.06	0.03	0.03	9.06
2	Krak	0.34	0.32	0.02	9.02
3	Pond	0.32	0.01	0.31	7.73
4	Ecology	0.08	0.01	0.07	8.98
5	Mud	0.33	0.25	0.08	8.69
6	Ginger	0.13	0.01	0.12	8.23