The lake bed in 3-D: deep basin, drop-offs and shoreline. Shape estimated, not for navigation. Spot 1 (back of a cove) is open for everyone; the other 6 come with LakeScope PRO. Full screen
Middle Jo-Mary Lake
Penobscot County, Maine · about 2,950 acres (4.6 sq mi)
34°F water, calm this morning.
About Middle Jo-Mary Lake
Middle Jo-Mary Lake is a lake in Penobscot County, Maine, covering about 2,950 acres.
From end to end it runs about 5.1 miles and its shoreline adds up to about 29 miles. At about 490 ft above sea level, it follows the seasons of the region. Millinocket is about 10 miles east.
- Size
- About 2,950 acres (4.6 sq mi)
- Shoreline
- About 29 miles
- End to end
- About 5.1 miles
- Elevation
- About 490 ft
- County
- Penobscot County
The lake from above
Best fishing times
Saturday Good
- 6:00 am – 8:15 amsunrise · wind 2 mph
- 2:45 pm – 4:45 pm bestsunset, moon overhead · wind 5 mph
Sunday Good
- 6:00 am – 8:15 amsunrise · wind 6 mph
- 3:30 pm – 4:45 pm bestsunset, moon overhead · wind 9 mph
Based on sun and moon times and the wind forecast. A guide, not a promise. The app shows the whole week.
Fish to expect
Expect the usual Maine mix for a lake this size: largemouth bass, smallmouth bass, yellow perch and trout. The state fish and wildlife agency lists what is stocked and the rules for this lake. At 34°F on the surface right now, here is how each one should behave.
- SlowLargemouth bass
Cold and sluggish. Fish slow and deep near steep banks.
- SlowSmallmouth bass
Cold. Slow presentations on deep rock.
- FairYellow perch
Cold. Deep schools; small jigs or minnows.
- FairTrout
Cold. Slow and near the surface on sunny days.
From today's water temperature and the season. A guide, not a promise.
Fishing spots
- 1Back of a cove
Sheltered, shallower water where baitfish gather.
- 2
- 3
- 4
- 5
- 6
- 7
6 more spots with LakeScope PRO: fish, depth band, water temperature, best time and bait for each.
Picked from the shape of the lake bed. A guide, not a promise.
Water temperature
At the surface, seen .
Water level
No daily level reading for this lake.
Ice
No clear view of the ice yet
Ice thickness is an estimate from air temperature, not a measurement. Check the ice yourself before going on it.
Weather and wind
Sunrise 6:32 am · sunset 4:06 pm · waxing crescent moon (lake time).
Towns and places to stay near Middle Jo-Mary Lake
- Millinocketabout 10 mi east
- East Millinocketabout 16 mi east
- Medwayabout 19 mi east
- Brownvilleabout 22 mi south
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Questions about Middle Jo-Mary Lake
What fish are in Middle Jo-Mary Lake?
Lakes like Middle Jo-Mary Lake usually hold largemouth bass, smallmouth bass, yellow perch and trout. Check the state fish and wildlife agency for stocking and limits.
How deep is Middle Jo-Mary Lake?
We have no published depth for this lake. The 3-D view gives an estimated shape of the bed: where the deep basin and the drop-offs are. Not for navigation.
How big is Middle Jo-Mary Lake?
About 2,950 acres, with about 29 miles of shoreline.
What town is near Middle Jo-Mary Lake?
Millinocket is about 10 miles east; East Millinocket is about 16 miles east.
What is the water temperature at Middle Jo-Mary Lake today?
The surface was about 34°F on the latest clear reading. The page updates every day.
Middle Jo-Mary Lake on your phone
The whole week of bite times, lake alerts and the 3-D view, every morning.
