Lake Water Quality and Aquatic Plant Management
Summary
Asian swamp eels are now in Lakes Virginia and Sue and moving down the chain. FWC is studying them, staff will hold an "eel slam" sampling event, and residents are encouraged to remove any eels they catch.
At a glance
- Total mentions
- 11
- Last 30 days
- 2
Discussed at 3 meetings in the last 60 days; most recently Nov 10, 2026.
Impact analysis
No direct cost to residents; staff time and FWC partnership resources are engaged in monitoring.
Anglers, boaters, and lakefront residents who want the ecological health of the chain of lakes protected.
Native fish and wildlife food webs that the invasive eels may disrupt.
Mentions & discussions (11)
Lakes and Waterways Board - Nov 10, 2026
The city manages aquatic weeds on Lakes Virginia, Killarney, and Osceola using treatments and grass carp, and is preparing to launch a nano-bubble water quality project on Lake Virginia with a ribbon-cutting planned for December.
Lakes and Waterways Board - Oct 13, 2026
Monitoring buoys were deployed Thursday and the project is targeting a December kickoff with a planned ribbon cutting.
Lake Killarney Board - Oct 7, 2026
The board was scheduled to hear updates on Lake Killarney data, hydrilla and water hyacinth treatments, and monitoring tools. These efforts affect water clarity and lake health for residents who live on or use the lake.
Lakes and Waterways Board - Aug 11, 2026
Asian swamp eels are now in Lakes Virginia and Sue and moving down the chain. FWC is studying them, staff will hold an "eel slam" sampling event, and residents are encouraged to remove any eels they catch.
Lake Killarney Board - Aug 5, 2026
The board was set to receive an update on the Moleaer nanobubble project, a technology aimed at improving lake water quality. A recorded presentation was referenced in the agenda packet.
Keep Winter Park Beautiful and Sustainable Advisory Board - Jul 21, 2026
A new buoy built with Rollins College will go into Lake Virginia to track the lake's health — an early step in better data on the city's chain of lakes.
Lake Killarney Board - Jul 1, 2026
Orange County's advisory board wants a nutrient study (a precursor to any alum treatment) and is scoping new curb inlet baskets in the Lake Killarney watershed — long-term water quality work.
Lakes and Waterways Board - Jun 22, 2026
Hydrilla treatments are underway across several lakes, the Venetian Canal cap fix wraps up June 24, and a nanobubble water-quality pilot deploys in October.
City Commission - May 27, 2026
A $2.1 million state grant will fund a nanobubble barge and monitoring buoys on Lake Virginia to fight harmful algae blooms that have closed the lake and Dinky Dock beach before. Rollins College will monitor water quality long-term.
Lake Killarney Board - May 6, 2026
The city launched a public Lakes Dashboard with water quality data, charts, and sampling statistics. Staff will promote it through social media, newsletters, and a new quarterly lakes newsletter.
Lake Killarney Board - Apr 1, 2026
The board examined how the city and Orange County share lake maintenance costs under their interlocal agreement, and whether extra services like fish stocking could be added. Staff said high-cost projects are handled case by case.
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