Lakes in Morbihan, France
Find lakes in Morbihan: county page for 1 named lakes in France. Official surface phosphorus, chlorophyll-a, and Secchi — not a swim-safety class and not a LakeQuality letter.
Lake map
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Named lakes
| Lake | Place | Total phosphorus | Chlorophyll-a | Secchi | Year |
|---|---|---|---|---|---|
| Complexe de Guerledan | Morbihan | 20 µg/L | 4.0 µg/L | 2.6 m | 2025 |
Frequently asked questions
- How many named lakes are in Morbihan?
- 1 named lakes in Morbihan, France, have official phosphorus, chlorophyll-a, and Secchi, 2025. Values are measurements, not a LakeQuality A–F grade.
- Does LakeQuality grade lakes in Morbihan?
- No. Morbihan pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority. A letter on the LakeQuality scale would be an invention.