Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3451-B3
Where
Water Body Cayuga Lake
Latitude and Longitude 42.8409, -76.73595
Segment Lakeshore Segment Northwest 4: Schuyler Creek to Canoga Creek
County Seneca
Extent Large Localized
When
Bloom Reported September 08, 2025 04:08 PM
Bloom Sampled September 08, 2025 04:08 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

Community Member Reports: 68 degrees approximately, some cloud cover, no precipitation no fish die off, water calm, mild breeze; I did not get a picture of the shoreline, but I walked north and the neighbors shoreline was impacted also.

Weather
Weather
Wind speed
Wind direction
Water Temp
Air Temp