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. 2024 Aug 13;14(8):e70079. doi: 10.1002/ece3.70079

TABLE 1.

Summary of the consumptive and nonconsumptive effects (and 95% confidence intervals) of the mite Macrocheles subbadius on different life stages of the cactus fly Drosophila nigrospiracula.

Fly life stage NCEs of mites CEs of mites Data source(s)
Eggs No decrease in hatch rate among eggs laid near mites. Treated as 0 a Mierzejewski et al. (2019)
Larvae/Pupae Reduced survival by 61%, (16.3–28.3) to adulthood Negligible infection observed Horn, Robinson, et al. (2023)
Adults Reduced lifespan 21%, (2.0–12.2) & reproductive output 13%, (−0.4–9.0)

Fecundity: 101.9% (32.2–175.0)

Longevity 67.0% (9.6–19.8)

Horn and Luong (2018);

Polak (1996)

Rates Assumed all individuals experience NCE 41% (0.3164–0.5036) prevalence among adults Horn, Liang, and Luong (2023)

Note: Rate of effects is also provided. Values are given as: Proportion/percent difference (95% confidence interval).

a

Macrocheles spp. feed on eggs; however, this is likely constant across conditions and the specific rate has not been measured in M. subbadius.