Rufescent Tiger Herons

The Rufescent Tiger Herons (Tigrisoma lineatum) – also locally known as the Soco-Boi – are members of the Tiger Heron family, genus Tigrisoma.

Two Rufescent Tiger Herons on the tree trunk
Two Rufescent Tiger Herons on the tree trunk

They are found in Central and South America, and some nearby islands. Specifically, they are reported in the following countries: Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Uruguay, and Venezuela.

The Rufescent Tiger Heron birds inhabit swamps.

Two Subspecies are currently recognized:

  • Tigrisoma lineatum lineatum (nominate form) – Range: Southeastern Mexico south to Amazonian Brazil and northern Argentina
  • Tigrisoma lineatum marmoratum – Range: Central Bolivia to eastern Brazil and northeastern Argentina


Species Research by Sibylle Johnson


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Gordon Ramel

Gordon is an ecologist with two degrees from Exeter University. He's also a teacher, a poet and the owner of 1,152 books. Oh - and he wrote this website.

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