Injury has occurred when a statistically significant difference can be measured in the frequency of avoidance behavior in population samples of fish placed in testing chambers with equal access to water containing oil or a hazardous substance and the control water.
(Injury; has occurred; T:when a statistically significant difference can be measured in the frequency of avoidance behavior in population samples of fish) (a statistically significant difference; can be measured; in the frequency of avoidance behavior in population samples of fish) (population samples of fish; placed; in testing chambers) (water; containing; oil or a hazardous substance and the control water)
Injury a statistically significant difference population samples of fish water
has occurred can be measured placed containing
T:when a statistically significant difference can be measured in the frequency of avoidance behavior in population samples of fish
in the frequency of avoidance behavior in population samples of fish
in testing chambers
oil or a hazardous substance and the control water