Harmful Algal Bloom (HAB) Event Information
Bloom Code 23-3458-B9
Water Body Cayuga Lake
Latitude and Longitude 42.92536, -76.72873
Segment Lakeshore Segment Northeast 1: Northern Marshes to Harris Park
County Cayuga
Extent Large Localized
Bloom Reported October 13, 2023
Bloom Sampled October 13, 2023
Microscopic Examination
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

The bloom was at its worst at 9:30 am but the volunteers noticed it forming by about 9:00. The wind was very gentle from the north about 0-3 mph until it picked up around 10-10:30 am. The bloom had dissipated before the volunteers got a chance to collect a sample.