Long
A 53-acre lake near Mahtomedi in Washington County — best known for panfish and pike. Last surveyed 1992.
Fish Species (8)
Above-normal numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 2.5 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 2.50 | - | 0.11 lbs |
Above-normal numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 4.3 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 4.25 | - | 0.08 lbs |
Above-normal numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 0.5 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 0.50 | - | 0.07 lbs |
Typical numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 2.5 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 2.50 | - | 0.16 lbs |
Typical numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 15.0 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 15.00 | - | 0.14 lbs |
Below-normal numbers
Gill-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 1.0 per gill net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 1.00 | - | 1.65 lbs |
| Jun 17, 1992 | 0.75 | - | 2.32 lbs |
Other species in this lake (2)
Rough fish, bullheads, and baitfish recorded in DNR surveys — present in the lake, but not typical angling targets.
Above-normal numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 289.0 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 22.50 | - | 0.07 lbs |
| Jun 17, 1992 | 289.00 | - | 0.08 lbs |
Above-normal numbers
Trap-net survey · surveyed Jun 1992
Last surveyed 1992 — treat with caution
Catch rate: 1.5 per trap net
Survey History
| Date | Catch Rate | Avg Length | Avg Weight |
|---|---|---|---|
| Jun 17, 1992 | 1.50 | - | 0.31 lbs |
Biologist Notes
June 17, 1992BLB ABUNDANCE WAS HIGH. GILLNET AND TRAPNET CATCHES WERE 3 AND 56 TIMES ABOVE THE LOCAL MEDIAN LEVELS RESPECTIVELY. HSF, PMK, BLG, AND BLC WERE SAMPLE…
BLB ABUNDANCE WAS HIGH. GILLNET AND TRAPNET CATCHES WERE 3 AND 56 TIMES ABOVE THE LOCAL MEDIAN LEVELS RESPECTIVELY. HSF, PMK, BLG, AND BLC WERE SAMPLED AT ABOVE LOCAL MEDIAN ABUNDANCE. BLG PSD WAS 25. BLG AND BLC WERE PROBABLY INTRODUCED SINCE THE 1977 NETTING. NOP, BRB, AND GSF WERE SAMPLED NEAR LOCAL MEDIAN LEVELS. FOUR YEAR CLASSES OF NOP WERE SAMPLED WITH GROWTH RATES AVERAGE RATES AVERAGE FOR LOCAL AREA.
Frequently Asked Questions
What fish can you catch in Long?
Based on Minnesota DNR survey data, anglers target Hybrid Sunfish, Pumpkinseed, Green Sunfish, Black Crappie, and Bluegill in Long. See the full species list above for catch rates, size structure, and quality scores.
Is there public access at Long?
We don't have a confirmed public access point on record for Long. Check the DNR LakeFinder page for current access details before you go.
How deep is Long?
Long has a maximum depth of 25 feet, per Minnesota DNR data.
When were the main sport fish in Long last surveyed?
The most recent Minnesota DNR survey data for the main sport fish in Long is from 1992. Surveys this old should be treated with some caution — fish populations change over time.
Does Long have any invasive species?
Yes — Long has confirmed Eurasian watermilfoil. Clean, drain, and dry your equipment to avoid spreading invasives to other waters.
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Lake Details
- Surface Area
- 53.12 acres
- Max Depth
- 25 ft
- Shoreline
- 2.06 mi
- Public Access
- Not confirmed
Invasive Species Alert
- Eurasian watermilfoil
Clean, drain, and dry your equipment to prevent spread.
Location
45.0797°N, 92.9470°W
Depth contours: Minnesota DNR, digitized from lake surveys of varying vintage. Water levels change — verify on the water.
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