Lesser Scaup
Aythya affinis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderAnseriformes
- FamilyAnatidae (Anàtids)
- GenusAythya (Scaups, Pochards, and Allies)
- SpeciesAythya affinis (Lesser Scaup)
Closest Relatives at Palo Verde National Park
Greater Scaup
Aythya marila
Black-bellied Whistling-Duck
Dendrocygna autumnalis
Muscovy Duck
Cairina moschata
Blue-winged Teal
Spatula discors
Fulvous Whistling-Duck
Dendrocygna bicolor
Northern Shoveler
Spatula clypeata
Northern Pintail
Anas acuta
American Wigeon
Mareca americana
Anas cyanoptera
Spatula cyanoptera
📅 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 Lesser Scaup in Palo Verde National Park?
About 1% of visitor-days record a Lesser Scaup sighting in Palo Verde National Park, based on 6 observer-days of citizen-science data from GBIF.
When is the best time to see Lesser Scaup in Palo Verde National Park?
March has the highest sighting rate for Lesser Scaup in Palo Verde National Park in our monthly data.