Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3400-B15
Where
Water Body Cayuga Lake
Latitude and Longitude 42.787242, -76.716231
Segment Lakeshore Segment Northeast 5: Frontenac Park to Ellis Point
County Cayuga
Extent Large Localized
When
Bloom Reported September 24, 2025 08:20 AM
Bloom Sampled September 24, 2025 08:20 AM
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: Foggy, completely calm. HAB extends at least 60 feet from shore

Weather
Weather
Wind speed
Wind direction
Water Temp
Air Temp