Two Week Nymphs

Four Week Nymphs

Six Week Adults

0% Oil Contamination

y = −0.9233x + 50

y = −3.0822x + 50

y = 50e^−0.271x

5% Oil Contamination

y = −2.5667x + 50

y = −3.7622x+50

y = 50e^−1.417x

10% Oil Contamination

y = −3.83 + 50

y = −5.3756x + 50

y = 50e^−1.817x