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Michigan›Otsego County›Big Bear Lake

Big Bear Lake

Limited dataInteractive depth contours
--°FLoading forecastWind pendingHumidity pendingPending fishingForecast
Big Bear LakeOtsego County, MI
Contours load with map
Interactive depth contours5-foot typical interval · Historical planning map · Not for navigation
Source: Michigan DNR Institute for Fisheries Researchmedium confidence · QA passed · Select a contour to inspect its mapped depthHistorical Michigan DNR lake survey contours (deepest mapped contour 36 ft), digitized by the DNR Institute for Fisheries Research from hand-drawn survey maps, largely mid-1900s; the DNR notes these depths have not been re-confirmed by modern survey. The IFR survey's deepest recorded point is 36 ft. Data: Michigan DNR / IFR open data. Not for navigation.

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Plan your lake day

Fishing spots, food, lodging, marinas, and rentals around Big Bear Lake.

Start here

Fishing

Fishing at Big Bear Lake

Angler catch reportsWeather windows

Angler reports · Fishbrain

What anglers catch here

Anglers have logged 82 catches on Big Bear Lake via Fishbrain — 6 in the last 30 days, most recently on Jul 25, 2026.

Most-reported species

  • Largemouth bass38 reports · peaks July
  • Rock bass12 reports
  • Northern pike6 reports
  • Smallmouth bass6 reports
  • Walleye4 reports
  • Black bullhead3 reports
Show 1 more species
  • Yellow perch3 reports

10 of the 82 logged catches didn’t name a species and aren’t listed above.

Seasonality

All fish
Jan
Feb
Mar
Apr
May
7Jun
35Jul
3Aug
5Sep
3Oct
Nov
Dec
Monthly reports, all fish: Jan 0 · Feb 0 · Mar 0 · Apr 0 · May 0 · Jun 7 · Jul 35 · Aug 3 · Sep 5 · Oct 3 · Nov 0 · Dec 0.

Of the 82 logged catches, 53 carry a month and 40 carry a year; the charts cover those.

2019 had the most reports (10).

Counts reflect reporting activity, not fish populations. Waterbody location is provider-level; exact spots and angler details aren’t shown.

Fishery details for this lakeExplore this area on Fishbrain

NWS weather

Weather windows

Weather-based planning from the National Weather Service hourly forecast near this lake — not a catch forecast.

Loading
Loading latest forecast…

Checking wind, precipitation, and near-term weather windows.

Water temperature

Big Bear Lake water temperature today

Modeled surface-temperature estimate built from seasonal climate, lake depth, and live National Weather Service air temperatures near this lake.

70°FWarm

Seasonal estimate. Checking current National Weather Service air temperatures…

Comfortable summer pattern. Bass and panfish are active; early and late hours beat the midday heat.

Warmest monthAugust · ~75°F
Freezing surfaceDecember – March
Model depth inputDepth unknown
Monthly Big Bear Lake water temperatures and freeze-up FAQ →

Estimates are modeled, not measured. Actual temperatures vary with depth, wind mixing, and recent weather — verify conditions before swimming, boating, or heading onto ice.

Unknownsurface acres
Unknownmax depth feet
0public access points
44.9374, -84.3846latitude, longitude

Access

Public access points

No mapped access points yet

LakeList has not matched a public launch, park, or shoreline access point for this lake yet.

Nearby

Trip-planning places

No nearby trip-planning places yet

Depth FAQ

How deep is Big Bear Lake?

Big Bear Lake has surveyed depth contours down to 36 feet, but no separately verified maximum depth is on record yet.

Is there a free depth map of Big Bear Lake?

Yes. LakeList publishes a free interactive depth contour map of Big Bear Lake at a typical 5-foot interval, with an optional 3D underwater view, derived from Michigan DNR Institute for Fisheries Research survey data.

Where does the Big Bear Lake depth map come from?

The interactive depth contours are derived from Michigan DNR Institute for Fisheries Research. Each contour set passes a visual QA review against the source document before it is published. The source is a historical planning survey and is not for navigation.

View the full Big Bear Lake depth map →

Trust and freshness

Where this lake data comes from

USGS GNIS Domestic Namesname, coordinates, county, source identifiers
LakeList record updated 2026-05-23

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