Willet
Tringa semipalmata
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyScolopacidae (Sandpipers and Allies)
- GenusTringa (Shanks, Tattlers, and Allies)
- SpeciesTringa semipalmata (Willet)
Closest Relatives at Celestún Biosphere Reserve
Lesser Yellowlegs
Tringa flavipes
Greater Yellowlegs
Tringa melanoleuca
Solitary Sandpiper
Tringa solitaria
Spotted Sandpiper
Actitis macularius
Least Sandpiper
Calidris minutilla
Sanderling
Calidris alba
Western Sandpiper
Calidris mauri
Ruddy Turnstone
Arenaria interpres
Semipalmated Sandpiper
Calidris pusilla
Short-billed Dowitcher
Limnodromus griseus
Wilson's Phalarope
Phalaropus tricolor
Stilt Sandpiper
Calidris himantopus
📅 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 Willet in Celestún Biosphere Reserve?
About 43% of visitor-days record a Willet sighting in Celestún Biosphere Reserve, based on 648 observer-days of citizen-science data from GBIF.
When is the best time to see Willet in Celestún Biosphere Reserve?
October has the highest sighting rate for Willet in Celestún Biosphere Reserve in our monthly data.