Species at Risk Public Registry - COSEWIC Assessment and Status Report on the Plymouth Gentian Sabatia kennedyana in Canada

Common menu bar

Home
> Documents
> COSEWIC Assessment and Status Report on the Plymouth Gentian Sabatia kennedyana in Canada - TableÂ 3

Table 3. Water quality data for Plymouth Gentian lakes from 2002 (Eaton and Boates 2003) and 2011 (MTRI 2011). Carlson’s trophic status index value for total phosphorus = 14.42 (ln(TP)+4.15)) (Carlson 1977).
Parameter	Lake
	Bennetts	Fanning	Kegeshook	Pearl	Wilsons
Total phosphorus 2002	9.67	10.33	5.67	11.67	8.33
Total phosphorus 2011	77.00	103.33	1.00	95.50	50.67
Total phosphorus proportion increase 2002-2011	796.55	1000.00	17.65	818.57	608.00
Carlson’s trophic status index value for TP 2002	36.86	37.83	29.16	39.58	34.72
Carlson’s trophic status index value for TP 2011	66.79	71.03	4.15	69.89	60.75
TROPHIC STATUS (Carlson 1977) 2002	Oligotrophic	Mesotrophic	Oligotrophic	Mesotrophic	Oligotrophic
TROPHIC STATUS (Carlson 1977) 2011	Eutrophic	Eutrophic	Oligotrophic	Eutrophic	Mesotrophic