
Image via Macaulay Library
Mariana Kingfisher
- Scientific name
- Todiramphus albicilla
- Family
- Alcedinidae
- Conservation status
- Vulnerable
- Habitat
- Forest mixed
- Wing shape
- Pointed
- Tail shape
- Square
Where it came from
The Mariana Kingfisher, or sihek, is an endemic species native to the island of Guam in the Mariana archipelago. It is a member of the tree kingfisher family, distinguished by its vibrant plumage and distinct morphology, characterized by a pointed wing shape and a square tail. Historically, these birds were a central component of the island's ecosystem, occupying forest habitats and relying on a diet of insects, lizards, and small reptiles.
The decline of the species began in the mid-20th century following the accidental introduction of the brown tree snake to Guam, which devastated the local avian population. Due to this external pressure, the wild population was extirpated by the 1980s. Conservation efforts are now focused on captive breeding programs, primarily managed by various zoos, with the long-term goal of reintroducing the species to predator-free environments or protected areas within the Mariana Islands.
Generated by Pi, the collecto.rs collecting companion
Who's collecting this
Real birds collectors on collecto.rs who have this in their public collection.
About Mariana Kingfisher
Mariana Kingfisher is a bird in the Birdwatching catalog on collecto.rs. Catalog data is sourced from eBird. No public birds collectors track this one yet — adding yours would make you the first on collecto.rs.
How many collectors track Mariana Kingfisher on collecto.rs?
Mariana Kingfisher doesn't have any public collectors on collecto.rs yet. Sign up to add it and become the first.
Can I track my own copy of Mariana Kingfisher?
Yes. collecto.rs is free — sign up to log your bird, upload photos, record condition, edition, and acquisition cost, and connect with other birdwatching collectors. Your collection stays private by default.
Where does the Mariana Kingfisher catalog entry come from?
The catalog entry for Mariana Kingfisher is sourced from eBird. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.
Is collecto.rs birds tracking free?
Yes. Tracking your birds is free — no paid tier required to catalog items, upload photos, or share your collection.
Track every bird you own
Free. Fun. Collection photos, notes, organization, value tracking, friends — all in one place.
Sign up free



