. Author manuscript; available in PMC: 2016 Aug 1.

Published in final edited form as: Gen Comp Endocrinol. 2015 Apr 9;219:24–35. doi: 10.1016/j.ygcen.2015.04.002

Table 2.

Percentage of late stage testes (stage 3) and oocytes (stage 4), and sex ratio in threespine stickleback exposed to perchlorate continuously beginning on 0, 3, 7, and 14 days post fertilization as combined data (upshift). Parentheses contain actual counts and asterisk indicates significant difference from control (Fishers Exact Test: p < 0.05)

	Male	Female	Sex ratio (M/F)
Control	42.0 (10/24)	41.0 (16/39)	0.62
30 mg/L	11.1 (2/18)*	8.0 (2/25)*	0.72
100 mg/L	3.7 (1/27)*	23.1 (3/13)	2.08*