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 Ría Lagartos Biosphere Reserve
Greater Yellowlegs
Tringa melanoleuca
Lesser Yellowlegs
Tringa flavipes
Solitary Sandpiper
Tringa solitaria
Ruddy Turnstone
Arenaria interpres
Least Sandpiper
Calidris minutilla
Sanderling
Calidris alba
Spotted Sandpiper
Actitis macularius
Short-billed Dowitcher
Limnodromus griseus
Marbled Godwit
Limosa fedoa
Western Sandpiper
Calidris mauri
Semipalmated Sandpiper
Calidris pusilla
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 Willet in Ría Lagartos Biosphere Reserve?
About 54% of visitor-days record a Willet sighting in Ría Lagartos Biosphere Reserve, based on 515 observer-days of citizen-science data from GBIF.
When is the best time to see Willet in Ría Lagartos Biosphere Reserve?
October has the highest sighting rate for Willet in Ría Lagartos Biosphere Reserve in our monthly data.