Harmful Algal Bloom (HAB) Event Information
Bloom Code 25-3435-B28
Where
Water Body Cayuga Lake
Latitude and Longitude 42.54793, -76.59702
Segment Lakeshore Segment Southwest 7: Taughannock Falls State Park
County Tompkins
Extent Small Localized (few properties)
When
Bloom Reported October 31, 2025 10:04 AM
Bloom Sampled October 31, 2025 10:04 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 reported: One dead fish, floating weed, clear water, heavy rainfall the day/night before, located in the marina at Taughannock. Very small bloom, few clumps, all up against the bank of the marina.

Weather
Weather
Wind speed
Wind direction
Water Temp
Air Temp