What the trend shows
Call volume is largely stable. Severity codes skew minor; medically significant outcomes concentrate in known endemic states for Latrodectus and Loxosceles.
References
- [1]AAPCC Annual Reports - American Association of Poison Control Centers. Accessed June 2026.
Related in Data
- Spider bite statistics (United States)Aggregated public-health data on verified spider bites in the United States, drawn from the American Association of Poison Control Centers National Poison Data System (NPDS)..
- Spider species richness by stateDocumented species counts per US state aggregate from state extension publications and museum records.
- Medically significant spiders in the USOnly two genera in the United States produce envenomation of significant clinical consequence: Latrodectus (widows) and Loxosceles (recluses)..
- Verified Loxosceles range (United States)Established populations of native Loxosceles species in the United States, based on museum specimens and verified field collections compiled by Vetter and collaborators..
- Latrodectus species distribution (United States)Native Latrodectus species occupy distinct overlapping ranges across the United States: L.
- Seasonality of indoor spider encountersIndoor sightings of large synanthropic spiders peak in late summer and early autumn in most US regions, driven primarily by male search activity rather than population growth..