Maine mammals

Minke Whale in Maine

Balaenoptera acutorostrata

Native to Maine SNR Unranked in Maine

Not listed as nonindigenous in Maine by USGS NAS; native to its Maine range.

IUCN Red List status

  1. LC
  2. NT
  3. VU
  4. EN
  5. CR
  6. EW
  7. EX

LC – Least Concern

Widespread and abundant; not at risk.

Minke Whale in Maine, by the numbers

Occasional in Maine 37th most recorded of 85 mammals logged in Maine

77 occurrence records
56 with iNaturalist photos
Jun 21, 2026 Last seen in Maine

Records from 2000–2026.

When to look for the Minke Whale in Maine

Most sightings fall in June to September.

77 Maine occurrence records (iNaturalist and GBIF) by month of year, 2000–2026. Shows when the species is recorded, not a guarantee of presence.

Monthly Maine records (table)
MonthRecords
January0
February1
March4
April2
May6
June11
July14
August18
September15
October5
November1
December0

Monthly minke whale occurrence records (iNaturalist and GBIF) in Maine, 2000–2026.

Seasonality

Year-round in Maine, with recorded sightings peaking in June–September.

Occurrence map

Where Minke Whale has been recorded in Maine

77 records mapped · zoom and drag to explore

71 Maine records mapped

Notable places to look

Park, forest, or monumentiNaturalist records
Pine Point 1

Protected places with the most minke whale sightings, from the USGS Protected Areas Database plus named mountain ranges, good spots to look, not a full breakdown, so they don't sum to the total.

Where it's recorded in Maine

CountyRecords
Washington County 9
Cumberland County 7
Knox County 5
Lincoln County 5
Sagadahoc County 3
York County 2
Hancock County 1
Piscataquis County 1
Waldo County 1
Other localities 43

The complete county distribution, spread across 9 Maine counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Minke whales show up in 77 Maine records, most of them logged along the coast rather than out in open water. Records peak hard in July and August, exactly the months when whale-watching boats are busiest and Gulf of Maine baitfish draw whales in close to shore.

The whale you actually see from a boat

Minke whales are the smallest of the rorqual whales and among the most frequently recorded from Gulf of Maine whale-watching trips, because they often feed on herring and sand lance close to shore rather than staying well offshore like some larger whales. That inshore feeding habit, more than anything about the species’ true numbers, is likely why Maine’s coastal refuges like Petit Manan carry more records than open Atlantic waters ever could.

A quick surface, then gone

A minke whale surfaces briefly with a quick, rolling motion and rarely shows its tail before diving again, so most sightings are brief and easy to miss even when a whale is nearby. That short surface window means Maine’s record count says as much about how many boats were out looking as it does about how many whales actually passed through the Gulf of Maine that season.

Status in Maine

NatureServe hasn’t assigned the minke whale a Maine-specific rank, listing it SNR, unranked, though it’s native to the state’s waters. Globally secure at G5, this whale’s Maine story is really about summer boat traffic and inshore baitfish, not about scarcity.

Occurrence data from iNaturalist and GBIF.

More mammals in Maine in the atlas

Data & sources

The data and visualizations on this page draw on these open sources:

  • GBIFCC-BY 4.0occurrence records behind the range map, elevation, and record counts
  • iNaturalistCC0 / CC-BY / CC-BY-SAobservations, photos, and audio recordings
  • NatureServe ExplorerCC-BYthe state conservation rank
  • IUCN Red Listattributed factthe global conservation status
  • USGS NASpublic domainnative / introduced status
  • Natural Earthpublic domainthe relief basemap
  • USFSpublic domainnational-forest boundaries
  • USGS Protected Areas Databasepublic domainthe named parks, forests, and refuges behind "notable places to look"