Conserving Tortoises and Freshwater Turtles
For all turtles, tortoises, and sea turtles as of the TTWG 2025 Checklist (see below)
As IUCN’s official Red List Authority for these species, TFTSG determines and continually updates global threat levels for every tortoise and freshwater turtle species.
Species Monographs Project
Conservation Biology of Freshwater Turtles and Tortoises (CBFTT)
Most Recent Species Accounts
-
137. Published on 19 July 2026 Kinosternon angustipons Narrow-Bridged Mud Turtle The Narrow‑bridged Mud Turtle, Kinosternon (Cryptochelys) angustipons (family Kinosternidae), is a small, poorly known freshwater turtle endemic to the Caribbean lowlands of southeastern Nicaragua, northeastern and southeastern Costa… Read More
-
136. Published on 15 May 2026 Hydromedusa maximiliani Brazilian Snake-necked Turtle Maximilian’s Snake-necked Turtle or the Brazilian Snake-necked Turtle, Hydromedusa maximiliani (family Chelidae), is a relatively small freshwater turtle species, with male and female straight-line carapace lengths (SCL) up… Read More
-
135. Published on 31 March 2026 Actinemys marmorata Northwestern Pond Turtle The Northwestern Pond Turtle, Actinemys marmorata (family Emydidae), currently ranges from northern Washington State through western Oregon and south to central California, USA. It may have formerly ranged… Read More
Join the TFTSG
Most Recent Checklist
10th EditionTurtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status
This is our 10th edition of an annotated checklist and atlas of all recognized taxa of the world’s modern turtle and tortoise fauna, documenting recent changes and controversies through mid-2025, and including all primary synonyms, updated from nine previous checklists.…
Turtles in Trouble
Current Edition · July 2025
Turtles in Trouble spotlights the world’s most endangered tortoises and freshwater turtles — a periodically updated assessment, compiled by the Turtle Conservation Coalition, of the species at greatest risk of extinction. Each edition draws on the expertise of specialists worldwide to focus conservation attention where it is most urgently needed.
Award Honorees – 2026
Behler Award
Sabine Schoppe
Dr. Sabine Schoppe is a German conservation biologist whose career spans more than three decades of wildlife research and conservation in the Philippines. After earning her Ph.D. in Biology from the Justus Liebig University in Giessen, Germany, she moved to the Philippines in 1995, where…
Key Partners
