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Fig. 3 | BMC Ecology and Evolution

Fig. 3

From: Native amphibian toxin reduces invasive crayfish feeding with potential benefits to stream biodiversity

Fig. 3

Mosquito larval survivorship is greatest in the presence of crayfish predators when TTX is present. (a) The number of surviving larvae was affected by the presence of TTX (GLMM, p < 0.001) and relative to the control, crayfish feeding was reduced only in the TTX treatment. Asterisks show statistically significant treatments relative to the control. (b) Initial counts of larvae (15 per replicate) steadily declined from 0 to 60 h, but survivorship was significantly greater with waterborne TTX. Regular intervals of data collection are shown as points with s.e.m. bars, comprising 20 trials per treatment. Connecting lines illustrate the decline overtime

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