Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3417-B2
Where
Water Body Cayuga Lake
Latitude and Longitude 42.586468, -76.618742
Segment Lakeshore Segment Southeast 2: Lake Ridge Point to Salt Point Natural Area
County Cayuga
Extent Small Localized (few properties)
When
Bloom Reported July 28, 2025 02:30 PM
Bloom Sampled July 28, 2025 02:30 PM
Microscopic Examination
What
Bloom Genera [1]
Microscopy Present Dominant

Bloom Chemistry
[1] Genera - plural of genus, a category of classification in biology that ranks between the family level and the species level. Because there are many different species of bacteria that are difficult to distinguish, it is more useful to classify bacteria by genus rather than species.
[2] Microcystin
Map of HAB event
Bloom Description

Volunteer reports: Clear early signs of HAB (dots in water, some slight signs of streaking. On shoreline out to end of docks for about half of property area (4 homes) I monitor. also saw a few of the "clump" HABs in the area, and green algae. Hot day, warm lake temp

Weather
Weather Sunny
Wind speed
Wind direction
Water Temp
Air Temp