Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3405-B5
Where
Water Body Cayuga Lake
Latitude and Longitude 42.821, -76.70818
Segment Lakeshore Segment Northeast 5: Frontenac Park to Ellis Point
County Cayuga
Extent Small Localized (few properties)
When
Bloom Reported September 18, 2025 04:00 PM
Bloom Sampled September 18, 2025 04:00 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 reported: HAB is in west facing cove on Farleys, small amount observed in south shore of Carr’s Cove. No Wind and bright sun , warm. Slight south breeze.

Weather
Weather Sunny
Wind speed
Wind direction
Water Temp
Air Temp