Minke Whale

Balaenoptera acutorostrata

Also known as: northern minke whale, Little Piked Whale, Lesser Rorqual, Dwarf Minke Whale, Common Minke Whale

LCLeast Concern

Minke whales are the smallest of the rorquals, the family of whales that includes the blue whale, and they surface with a quick, unshowy roll that is easy to miss if you blink. Unlike many of their giant relatives, minkes breed most years rather than once every few, and they eat a mixed menu of schooling fish alongside krill. Records here span ten states on both coasts, tracing a whale that shows up almost everywhere but rarely draws a crowd.

Range through the year

Where Minke Whale is seen

Minke Whale is recorded in 10 US states from 521 occurrence records, most heavily in Massachusetts (131 records) and California (108).

Current range521 records · 10 states
AlabamaArizonaArkansasCalifornia · 108 records · view state pageColoradoConnecticutDelawareDistrict of ColumbiaFlorida · 11 records · view state pageGeorgiaIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaine · 77 records · view state pageMarylandMassachusetts · 131 records · view state pageMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew Jersey · 11 records · view state pageNew MexicoNew York · 24 records · view state pageNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode Island · 15 records · view state pageSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginia · 18 records · view state pageWashington · 70 records · view state pageWest VirginiaWisconsinWyomingAlaska · 56 records · view state pageAKHawaiiHIPuerto RicoPR
Occurrence data by state and month
Minke Whale – occurrence records by US state and month (521 total across 10 states)
StateJanFebMarAprMayJunJulAugSepOctNovDecYear
Massachusetts125149819251022115131
California11225161019158551108
Maine·14261114181551·77
Washington··283102012861·70
Alaska3·12319119314·56
New York8···1333221124
Virginia·····1112121·18
Rhode Island····12731·1·15
Florida1332··1····111
New Jersey···12111···511

Based on 541 georeferenced US records, 2000-2026. Shading is observation density (where people record sightings), not true abundance. Alaska, Hawaii & Puerto Rico shown as insets.

Explore by state

Minke Whale across 10 states

Occurrence records, conservation status, and the places it turns up, state by state. Open a state for detail, or visit its full page.

  • MassachusettsNativeOccasional132 records

    State rankVulnerable

    Notable placesCape Cod National Seashore

    Countiesrecorded in 7

    Year-round in Massachusetts, with recorded sightings peaking in July–August, with a smaller rise in October.

  • CaliforniaNativeOccasional116 records

    State rankUnranked

    Notable placesPhillip Burton Wilderness Area · Salt Point State Park · Golden Gate National Recreation Area · Año Nuevo State Park

    Countiesrecorded in 13

    Year-round in California, with recorded sightings peaking in April–May, with a smaller rise in July–August.

  • MaineNativeOccasional77 records

    State rankUnranked

    Notable placesPine Point

    Countiesrecorded in 9

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

  • WashingtonNativeOccasional70 records

    State rankUnrankable

    Notable placesSan Juan Islands National Monument

    Countiesrecorded in 9

    Year-round in Washington, with recorded sightings peaking in July–August.

  • AlaskaNativeRare58 records

    State rankApparently Secure

    Notable placesMagoun Islands State Marine Park · Tongass National Forest

    Countiesrecorded in 13

    Year-round in Alaska, with recorded sightings peaking in June.

  • New YorkNativeRare24 records

    State rankSNRN

    Notable placesGateway National Recreation Area · Fire Island National Seashore

    Countiesrecorded in 3

    Year-round in New York, with recorded sightings peaking in January.

  • VirginiaNativeOccasional18 records

    Countiesrecorded in 3

    Year-round in Virginia, with recorded sightings peaking in July.

  • Rhode IslandNativeOccasional15 records

    State rankUnranked

    Countiesrecorded in 3

    Year-round in Rhode Island, with recorded sightings peaking in July.

  • FloridaNativeRare14 records

    State rankUnranked

    Countiesrecorded in 5

    Sparse observation record in Florida; presence confirmed but timing of activity not well documented.

  • New JerseyNativeOccasional11 records

    Notable placesBrigantine National Wilderness Area · Gateway National Recreation Area

    Countiesrecorded in 4

    Sparse observation record in New Jersey; presence confirmed but timing of activity not well documented.

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.

SizeMinke Whale beside a 1.8 m adult, drawn to scale
Created by potrace 1.16, written by Peter Selinger 2001-2019 Created by potrace 1.16, written by Peter Selinger 2001-2019
Body length
7–10 m22 ft 12 in–32 ft 10 in
Weight
5,000–10,000 kg11,023–22,046 lb

Silhouettes drawn to scale against a 1.8 m5 ft 11 in adult.

Elevation

From 140 georeferenced records, the Minke Whale is recorded from sea levelsea level to 7 m23 ft, with half of sightings below sea levelsea level.

Each band shows the share of georeferenced sightings that fall within it. Records cluster where people live and hike, so low, populated elevations are over-represented. Read this as observation density, not true abundance.

Daily activity clockDiurnal– most active during daylight hours

308 minke whale observations logged by hour of day. Activity is diurnal (most active during daylight hours), peaking around 2 PM.

12 AM: 0 observations1 AM: 1 observations2 AM: 1 observations3 AM: 5 observations4 AM: 1 observations5 AM: 4 observations6 AM: 5 observations7 AM: 9 observations8 AM: 13 observations9 AM: 20 observations10 AM: 26 observations11 AM: 33 observations12 PM: 30 observations1 PM: 27 observations2 PM: 36 observations3 PM: 36 observations4 PM: 18 observations5 PM: 16 observations6 PM: 11 observations7 PM: 9 observations8 PM: 3 observations9 PM: 1 observations10 PM: 1 observations11 PM: 2 observations12 AM6 AM12 PM6 PM

Based on 308 records (all years). Reflects when people record sightings, not only when the animal is active.

Hourly observation counts: 12 AM 0, 1 AM 1, 2 AM 1, 3 AM 5, 4 AM 1, 5 AM 4, 6 AM 5, 7 AM 9, 8 AM 13, 9 AM 20, 10 AM 26, 11 AM 33, 12 PM 30, 1 PM 27, 2 PM 36, 3 PM 36, 4 PM 18, 5 PM 16, 6 PM 11, 7 PM 9, 8 PM 3, 9 PM 1, 10 PM 1, 11 PM 2.

Best encounter

Where and when to see a Minke Whale

Your best chance: Massachusetts, during the day.

Where
MassachusettsMA
Time
During the daydiurnal
Trophic relationshipsFood web What a Minke Whale eats, and what eats it.
Eaten by3
OrcaOrcinus orcaPolar BearUrsus maritimusGray WolfCanis lupus
This speciesMinke Whale
HaddockMelanogrammus aeglefinusArctic CodBoreogadus saidaPollockPollachius virensNorthern KrillMeganyctiphanes norvegicaAtlantic CapelinMallotus villosusGreenland HalibutReinhardtius hippoglossoidesAtlantic CodGadus morhuaWitch FlounderGlyptocephalus cynoglossus
Eats8

A sample of documented feeding relationships, filtered to species that also occur in the US. Diet and predators vary by region and season, and this is not a complete list, many animals eat, and are eaten by, more than what has been formally recorded here.

Life history

The Minke Whale (5000–10000 kg11023.1–22046.2 lb) is a carnivore that first breeds around 7.5 years, carries a 312-day gestation, and bears about 1 young per litter. Maximum recorded longevity is 50 years.

Life cycle

  1. Gestation312 days (≈10.2 months)
  2. Birthlitter of 1 young
  3. Sexual maturity7.5 yr (female)
  4. Typical lifespan50 years
  5. Maximum recorded longevity50 years

Reproduction

Gestation
312days≈10.2 months
Litter size
1youngaverage
Litters / year
1litter
Age at first breeding
7.5years

Diet composition

Carnivore

By foraging composition: 70% invertebrates, 30% fish.

  • Invertebrates70%
  • Fish30%

Most active during the day.

Typical values for the species, not local measurements. Maximum longevity is the longest lifespan on record; most individuals live far less.

Commonly confused with

Animals people sometimes mistake for the minke whale, and how to tell them apart.

The rorqual you’re most likely to actually see

Minke whales are the smallest member of the rorqual family, the group of streamlined baleen whales that also includes blue, fin, and humpback whales. A minke’s head comes to a sharp point, almost like a dolphin’s. It rolls quickly at the surface for one short breath before diving again, skipping the dramatic tail-up dive humpbacks are known for. Many US sightings come from small boats and shore-based watchers. That’s partly because minkes are common enough, and curious enough, to approach a vessel on their own. White bands across the flippers, visible even from a distance, help separate a minke from a young fin or sei whale.

Common minke whale dorsal fin and back breaking the surface of blue water with light splash, no other objects in frame
A brief, low surfacing roll, typical of how this species is usually spotted at sea. Photo: Griha Hasanov, CC BY 4.0.

A generalist that switches between fish and krill

Where many baleen whales specialize in one prey type, minkes hunt a mixed menu. Diet studies put roughly a third of the diet as schooling fish such as herring, capelin, and cod, with krill filling most of the rest. That flexibility lets minkes work coastal waters that don’t always hold dense krill swarms. They feed alone or in loose, scattered groups rather than the tight pods some dolphins form. The mixed diet also makes them a target for polar bears and gray wolves in the far north. Whales stranded on ice or trapped in shrinking leads become an opportunistic meal for animals that would never otherwise catch one.

Common minke whale surfacing at sea with several gulls flying low over the water nearby
Seabirds often gather near feeding whales, drawn to the same schooling prey. Photo: Carlos Otávio Gussoni, CC BY 4.0.

Coast to coast, but never in huge numbers

Minke whale records here span ten states from Alaska to Texas, more than almost any other whale on this list, but the totals within each state stay modest. Massachusetts, California, Maine, and Washington carry the heaviest documentation. Sightings climb through spring and summer as whales move into productive coastal feeding grounds, then thin out by winter. That spread reflects a species genuinely comfortable across a wide range of temperate and polar water. It also reflects where whale-watching boats and coastal researchers concentrate their effort. A minke whale off Texas is a genuinely rare encounter, not a sign the species avoids the Gulf.

Under pressure from noise, gear, and hunts elsewhere

The IUCN currently lists minke whales as Least Concern, a healthier standing than most of their rorqual relatives. Populations in US waters aren’t targeted by any hunt. But Japan, Norway, and Iceland still take minkes under commercial or “scientific” whaling programs, and the global population carries that pressure even where the species looks stable close to home. Within the United States, entanglement in fishing gear and collisions with ships are the main documented threats. Rising ocean noise adds further strain, complicating feeding and communication for every whale along this coast.

Data & sources

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