Spotted spreadwing among four odonates seen in Oconomowoc
September 20, 2026·
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Four odonate species were observed in recent weeks including a on September 18, 2026 in Oconomowoc.1 Dragonflies and damselflies require clean, well-oxygenated aquatic habitats and their presence in late summer indicates the ecosystem is supporting aquatic insect development.1
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That this species keeps showing up here matters more than the individual count. iNaturalist flags Sympetrum pallipes as a species of conservation concern, so a presence record repeated year after year, in the same season, along the same stretch of river, is meaningfully different from a one-off sighting. These are still just presence records, not a census, so nothing here shows whether the local population is growing or shrinking, only that the corridor keeps supporting a full life cycle for the species season after season.
That continuity lines up with what a broader 30-day survey of the same stretch turned up: a mixed assemblage of odonates including
and various darners in the genus
, alongside riparian fish like
and
. That combination, damselflies and dragonflies needing clean still water to complete metamorphosis, fish needing cool moving water and intact banks, is the signature of a riparian system that is still doing the job wetlands and slow-water edges are supposed to do.
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