Semipalmated Sandpiper
Calidris pusilla
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyScolopacidae (Sandpipers and Allies)
- GenusCalidris (Calidris Sandpipers)
- SpeciesCalidris pusilla (Semipalmated Sandpiper)
Closest Relatives at Acadia National Park
Purple Sandpiper
Calidris maritima
Least Sandpiper
Calidris minutilla
Sanderling
Calidris alba
White-rumped Sandpiper
Calidris fuscicollis
Dunlin
Calidris alpina
Pectoral Sandpiper
Calidris melanotos
Baird's Sandpiper
Calidris bairdii
Stilt Sandpiper
Calidris himantopus
Red Knot
Calidris canutus
Spotted Sandpiper
Actitis macularius
Greater Yellowlegs
Tringa melanoleuca
Whimbrel
Numenius hudsonicus
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Semipalmated Sandpiper in Acadia National Park?
About 2% of visitor-days record a Semipalmated Sandpiper sighting in Acadia National Park, based on 246 observer-days of citizen-science data from GBIF.
When is the best time to see Semipalmated Sandpiper in Acadia National Park?
August has the highest sighting rate for Semipalmated Sandpiper in Acadia National Park in our monthly data.