Holarctic Alderflies

Sialis genus · Insects

Photograph of Holarctic Alderflies
(c) Julien Preud'homme, some rights reserved (CC BY-NC), uploaded by Julien Preud'homme CC BY-NC · iNaturalist
Observations
3
Peak
early June
Years Recorded
3
First
2015-06-05
Most Recent
2025-06-21

Verified observations per week, all years combined. Weeks with no records are left blank.

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Built from community observations, so it is necessarily incomplete: it shows what contributors happened to record, not what was there. Corrections and removal requests: contact@greaturchin.com

v0.6.0 · 10ca7db observations synced 5 hours ago