Black-tailed Gnatcatcher

Black-tailed Gnatcatcher

Polioptila melanura

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
20–30% · Possible
overall probability at Big Bend National Park

📅 Monthly Probability

20–30
Jan
20–30
Feb
20–30
Mar
20–30
Apr
20–30
May
20–30
Jun
20–30
Jul
20–30
Aug
10–20
Sep
20–30
Oct
30–40
Nov
30–40
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙12am6am12pm6pm12am

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 Big Bend National Park 🇺🇸 United States
20–30%
2 Joshua Tree National Park 🇺🇸 United States
10–20%
3 Guadalupe Mountains National Park 🇺🇸 United States
<5%
4 Cumbres de Monterrey National Park 🇲🇽 Mexico
<5%
5 Death Valley National Park 🇺🇸 United States
<5%
6 Grand Canyon National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a Black-tailed Gnatcatcher in Big Bend National Park?

About 26% of visitor-days record a Black-tailed Gnatcatcher sighting in Big Bend National Park, based on 1139 observer-days of citizen-science data from GBIF.

When is the best time to see Black-tailed Gnatcatcher in Big Bend National Park?

November has the highest sighting rate for Black-tailed Gnatcatcher in Big Bend National Park in our monthly data.

← Back to Big Bend National Park