Brown-hooded Gull
Chroicocephalus maculipennis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusChroicocephalus (Masked Gulls and allies)
- SpeciesChroicocephalus maculipennis (Brown-hooded Gull)
The brown-hooded gull (Chroicocephalus maculipennis) is a species of gull, found in South America in Argentina, southeastern Brazil, Chile, Uruguay, and in the South Atlantic Ocean on the Falkland Islands. Its specific epithet, maculipennis, means 'spotted wings' (macula + penna). Like the other species of the genus Chroicocephalus, it was formerly included in a broad view of the genus Larus. Wikipedia →
20–30% of wildlife watchers report a Brown-hooded Gull sighting in Península Valdés, based on 72 days of visitor records from GBIF citizen-science data.
Closest Relatives at Península Valdés
Dominican Gull
Larus dominicanus
South American Tern
Sterna hirundinacea
Dolphin Gull
Leucophaeus scoresbii
Royal Tern
Thalasseus maximus
Sandwich Tern
Thalasseus sandvicensis
Cabot's Tern
Thalasseus acuflavidus
Olrog's Gull
Larus atlanticus
Common Tern
Sterna hirundo
Snowy-crowned Tern
Sterna trudeaui
American Oystercatcher
Haematopus palliatus
Blackish Oystercatcher
Haematopus ater
Snowy Sheathbill
Chionis albus
📅 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
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Península Valdés | 🇦🇷 Argentina | |
| 2 | Torres del Paine National Park | 🇨🇱 Chile | |
| 3 | Nahuel Huapi National Park | 🇦🇷 Argentina | |
| 4 | Vicente Pérez Rosales National Park | 🇨🇱 Chile | |
| 5 | Tierra del Fuego National Park | 🇦🇷 Argentina |
Quick answers
What are the chances of seeing a Brown-hooded Gull in Península Valdés?
About 21% of wildlife watchers report a Brown-hooded Gull sighting in Península Valdés, based on 72 days of visitor records from GBIF citizen-science data.
When is the best time to see Brown-hooded Gull in Península Valdés?
March has the highest sighting rate for Brown-hooded Gull in Península Valdés in our monthly data.