Heliomaster squamosus
Silhouette: Cristian Gutierrez-Ibanez · PhyloPic
In 3 days ~20% in a week ~40%
The stripe-breasted starthroat (Heliomaster squamosus) is a species of hummingbird in the "mountain gems", tribe Lampornithini in subfamily Trochilinae. It is endemic to Brazil. At one time the stripe-breasted starthroat was placed in genus Lepidolarynx but since the mid-1900s has had its current placement in Heliomaster. It is monotypic.
The stripe-breasted starthroat is 11.2 to 12.4 cm (4.4 to 4.9 in) long and weighs 5 to 6.5 g (0.18 to 0.23 oz). Both sexes have a long, slightly decurved, black bill, a white streak behind the eye, and a white "moustache". Both have a forked tail but the female's is less deeply indented than the male's. Males in breeding plumage have bronzy green upperparts with an iridescent green crown. Their gorget is glittering violet and the sides of it flare out. Their underparts are greenish-black with a white stripe down the middle. The central tail feathers are black and the rest are dark blue-green. After breeding its throat molts to grayish with black spots. Females' upperparts are like the male's. The throat feathers are blackish green with white edges. The chest and belly are grayish with a white stripe... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Serra da Canastra National Park | 🇧🇷 Brazil | |
| 2 | Chapada Diamantina National Park | 🇧🇷 Brazil |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Belo Horizonte | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report a Stripe-breasted Starthroat sighting in Serra da Canastra National Park on a given day, based on 40 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 171st most-seen of the 294 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
June
In that month about 20% of wildlife watchers report a Stripe-breasted Starthroat in Serra da Canastra National Park on a given day, against under 5% in September and November–January, the lowest months. That is one of Serra da Canastra National Park's driest months, with about 15 mm of rain against 280 mm in January.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Stripe-breasted Starthroat sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Yes
Of the 2 parks where we can rate Stripe-breasted Starthroat sightings, Serra da Canastra National Park has the highest daily chance: about 10%. Next come Chapada Diamantina National Park (Brazil, under 5%).
Same family: Trochilidae
The closest relatives of the Stripe-breasted Starthroat that you can see in Serra da Canastra National Park (family Trochilidae, Hummingbirds) are White-vented Violetear (about 50%), Planalto Hermit (about 30%) and Swallow-tailed Hummingbird (about 30%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Stripe-breasted Starthroat is recorded against all the birds logged in Serra da Canastra National Park (40 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
