Fish	x: lead (ppm)	y: zinz (ppm)
1	0.73	45.3
2	1.14	50.8
3	0.6	40.2
4	1.59	64
5	4.34	150
6	1.98	106
7	3.12	90.8
8	1.8	58.8
9	0.65	35.4
10	0.56	28.4