Swallow-tailed Gull
Creagrus furcatus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusCreagrus
- SpeciesCreagrus furcatus (Swallow-tailed Gull)
Closest Relatives at Paracas National Reserve
Belcher's Gull
Larus belcheri
Dominican Gull
Larus dominicanus
Grey-hooded Gull
Chroicocephalus cirrocephalus
Grey Gull
Leucophaeus modestus
Inca Tern
Larosterna inca
Black Skimmer
Rynchops niger
Elegant Tern
Thalasseus elegans
Larus pipixcan
Leucophaeus pipixcan
Royal Tern
Thalasseus maximus
Sandwich Tern
Thalasseus sandvicensis
Peruvian Tern
Sternula lorata
Laughing Gull
Leucophaeus atricilla
📅 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 | Galápagos Islands | 🇪🇨 Ecuador | |
| 2 | Paracas National Reserve | 🇵🇪 Peru | |
| 3 | Machalilla National Park | 🇪🇨 Ecuador |
Quick answers
What are the chances of seeing a Swallow-tailed Gull in Paracas National Reserve?
About 1% of visitor-days record a Swallow-tailed Gull sighting in Paracas National Reserve, based on 6 observer-days of citizen-science data from GBIF.
When is the best time to see Swallow-tailed Gull in Paracas National Reserve?
December has the highest sighting rate for Swallow-tailed Gull in Paracas National Reserve in our monthly data.