Anas acuta | northern pintail | koloa māpu
Regular Migrant
Other Names: koloa mapu
The koloa māpu, or northern pintail, is the most common winter migrant duck to Hawaiʻi. Before 1960 they often numbered in the thousands across the Islands, but now average in the hundreds likely due to habitat loss in their breeding grounds. They average 20-25 inches in length and the male’s long central tail feathers give this species it’s English name. Females also have pointed tails, but shorter than the males. Both can also be identified by their long necks when compared to other ducks.
The map below shows birding trails where you might see this bird. Learn more by visiting our species profile page for koloa māpu.
Hotspots for northern pintail
- Hanalei National Wildlife Refuge | Details for Hanalei National Wildlife Refuge
- Salt Pond Beach Park | Details for Salt Pond Beach Park
- Kawaiʻele State Waterbird Sanctuary | Details for Kawaiʻele State Waterbird Sanctuary
- Nuʻupia Ponds | Details for Nuʻupia Ponds
- Betty Bliss Memorial Overlook | Details for Betty Bliss Memorial Overlook
- James Campbell National Wildlife Refuge | Details for James Campbell National Wildlife Refuge
- Keālia Pond National Wildlife Refuge | Details for Keālia Pond National Wildlife Refuge
- Kanahā Pond State Wildlife Sanctuary | Details for Kanahā Pond State Wildlife Sanctuary
- Kaloko-Honokōhau National Historic Park | Details for Kaloko-Honokōhau National Historic Park
- Wailoa River State Park | Details for Wailoa River State Park
- Loko Waka Pond | Details for Loko Waka Pond
Hanalei National Wildlife Refuge
Wetland
![Hanalei NWR_photo credit FWS](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Hanalei-NWR_photo-credit-FWS-300x180.webp)
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Bathroom Bathroom](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/restrooms.png)
![Interpretive Signage Interpretive Signage](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/signage.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
Salt Pond Beach Park
Coastal
![](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Salt-Pond-Beach-Park-300x180.jpg)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Bathroom Bathroom](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/restrooms.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
![Picnic area Picnic area](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/picnic.png)
![Trash Trash](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/trash.png)
Kawaiʻele State Waterbird Sanctuary
Wetland
![](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Kawaiele-State-Waterbird-Sanctuary_DLNR-300x180.png)
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Interpretive Signage Interpretive Signage](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/signage.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
Nuʻupia Ponds
Wetland
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
Betty Bliss Memorial Overlook
Wetland
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Interpretive Signage Interpretive Signage](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/signage.png)
James Campbell National Wildlife Refuge
Wetland
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
Keālia Pond National Wildlife Refuge
Wetland
![Kealia Pond National Wildlife Refuge](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Kealia-300x180.jpg)
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Bathroom Bathroom](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/restrooms.png)
![Interpretive Signage Interpretive Signage](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/signage.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
![Picnic area Picnic area](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/picnic.png)
![Ranger Station Ranger Station](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/ranger-station.png)
![Trash Trash](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/trash.png)
Kanahā Pond State Wildlife Sanctuary
Wetland
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
Kaloko-Honokōhau National Historic Park
Wetland
![](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Kaloko-Honokohau-NHP-300x180.jpg)
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Bathroom Bathroom](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/restrooms.png)
![Interpretive Signage Interpretive Signage](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/signage.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
![Picnic area Picnic area](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/picnic.png)
![Ranger Station Ranger Station](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/ranger-station.png)
![Trash Trash](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/trash.png)
Wailoa River State Park
Wetland
![](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Wailoa-1-300x180.jpg)
![Hiking Hiking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/hiking.png)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
![Picnic area Picnic area](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/picnic.png)
![Trash Trash](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/trash.png)
Loko Waka Pond
Wetland
![](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/Lokowaka-300x180.jpg)
![Lookout Lookout](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/lookout.png)
![Bathroom Bathroom](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/restrooms.png)
![Parking Parking](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/parking2.png)
![Picnic area Picnic area](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/picnic.png)
![Trash Trash](https://hawaiibirdingtrails.hawaii.gov/wp-content/uploads/trash.png)