Tissue

Control

Lethal Exposure Period in Days

Day 1

Day 2

Day 3

Day 4

Estimation

0.5722a

0.4099b

0.3827c

0.2299d

0.1586e

SD±

0.0003

0.0004

0.0003

0.0004

0.0004

% change

----

-28.36

-33.11

-59.82

-72.28

Data are means ± SD (n = 6) for an organ in a row followed by the same letter are not significantly different (p < 0.05) from each other according to Duncan’s multiple range test.
Table 1: Whole animal oxygen consumption (ml O2 consumed/gm wet wt. of fish/h) of fish, Cyprinus carpio exposure to lethal concentration (7.5 µl/l) of quinalphos.