Little Turtle Lake
Historical data onlyThe monitoring station for this lake is no longer active, so live water levels are not available. Historical seasonal patterns and other lake information are shown below.
Current Weather
2d ago13°C
Wind E 13 km/h
Humidity 74%
Mainly sunny
Environment Canada — Fort Frances - Rainy Lake
Typical Range for Today
344.92 – 345.43 m
25th to 75th percentile (normal range)
Historical Min / Max for Today
344.47 – 347.07 m
Based on 52 years of records
Fish Consumption Advisories (8 species)
The following consumption advisories are in effect for fish caught in Little Turtle Lake.
Cisco (Lake Herring)
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| 25-30 cm | 32/month | — | |
| 30-35 cm | 32/month | — | |
| Mercury | 25-30 cm | — | 16/month |
| Mercury | 30-35 cm | — | 16/month |
⚠Mooneye
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 30-35 cm | 8/month | Do not eat |
| Mercury | 25-30 cm | — | 12/month |
| Mercury, Selenium | 25-30 cm | 16/month | — |
⚠Northern Pike
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 70-75 cm | 2/month | Do not eat |
| Mercury | >75 cm | Do not eat | Do not eat |
| Mercury | 30-35 cm | 12/month | 4/month |
| Mercury | 35-40 cm | 8/month | 4/month |
| Mercury | 40-45 cm | 8/month | Do not eat |
| Mercury | 45-50 cm | 4/month | Do not eat |
| Mercury | 50-55 cm | 4/month | Do not eat |
| Mercury | 55-60 cm | 4/month | Do not eat |
| Mercury | 60-65 cm | 4/month | Do not eat |
| Mercury | 65-70 cm | 2/month | Do not eat |
⚠Redhorse Sucker
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 50-55 cm | 8/month | Do not eat |
| Mercury | 35-40 cm | 8/month | 4/month |
| Mercury | 45-50 cm | 8/month | Do not eat |
| Mercury | 40-45 cm | 8/month | 4/month |
⚠Sauger
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 35-40 cm | 2/month | Do not eat |
| Mercury | 30-35 cm | 2/month | Do not eat |
| Mercury | 25-30 cm | 4/month | Do not eat |
| Mercury | 20-25 cm | 8/month | 4/month |
⚠Smallmouth Bass
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 40-45 cm | 4/month | Do not eat |
| Mercury | 25-30 cm | 8/month | 4/month |
| Mercury | 30-35 cm | 8/month | Do not eat |
| Mercury | 35-40 cm | 4/month | Do not eat |
| Mercury | 45-50 cm | 2/month | Do not eat |
⚠Walleye
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| Mercury | 30-35 cm | 8/month | Do not eat |
| Mercury | 40-45 cm | 4/month | Do not eat |
| Mercury | 45-50 cm | 4/month | Do not eat |
| Mercury | 50-55 cm | 2/month | Do not eat |
| Mercury | 15-20 cm | 12/month | 4/month |
| Mercury | 20-25 cm | 8/month | 4/month |
| Mercury | 25-30 cm | 8/month | Do not eat |
| Mercury | 35-40 cm | 4/month | Do not eat |
White Sucker
| Contaminant | Size | General pop. | Sensitive pop. |
|---|---|---|---|
| 25-30 cm | 32/month | 32/month | |
| 35-40 cm | 32/month | — | |
| 30-35 cm | 32/month | — | |
| Mercury | 45-50 cm | 16/month | 4/month |
| Mercury | 40-45 cm | 16/month | 8/month |
| Mercury | 35-40 cm | — | 12/month |
| Mercury | 30-35 cm | — | 16/month |
| Mercury | 50-55 cm | 8/month | 4/month |
Source: Guide to Eating Ontario Fish (2025). Advisory data is updated annually.
Technical details
- Years of record
- 52
- Source station
- LITTLE TURTLE LAKE NEAR MINE CENTRE (05PB002)
- Est. average depth
- —
- Station status
- Discontinued
- Relationship type
- direct_lake
- Mapping confidence
- medium
- Today's normal range
- 344.92–345.43 m
- Same-date historical range
- 344.47–347.07 m
Data source: ECCC Water Office — Station 05PB002. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.