Science & Nature

What we’re finding

Field notes, water science, species observations and restoration stories from Perry Lakes Reserve — written by the scientists and volunteers doing the work.

Photo: Ian Stewart

Home / Science & Nature/ What we’re finding

More from the field

4 posts

  • ,

    Water quality trend update — 20 January 2026

    Our citizen scientists have been tracking water quality across East and West Lake since mid-2025. Here’s what six months of monthly monitoring is showing us.

    Read more →

  • The threat of excess phosphorus in our lakes

    When phosphorus levels rise too high, freshwater bodies like Perry Lakes become vulnerable to toxic blue-green algal blooms.

    Read more →

  • Water quality update — July 2025

    The main threat to water quality at Perry Lakes is toxic algae. Here’s where things stand as of July 2025.

    Read more →

  • Perry Lakes: highest water levels in 50 years

    Both East and West Lakes are thriving, with water levels now the highest they’ve been since the 1970s.

    Read more →

  • Azolla at West Lake

    West Lake is becoming increasingly covered by the floating water fern Azolla pinnata — and it’s growing fast.

    Read more →