Tambaqui Alliance
Tambaqui Alliance is the fan name for a 6-castaway voting bloc on Survivor 6 (The Amazon), recorded as forming on day 3. Roger Sexton is credited with starting it. No member won: the group's best finish was Matthew von Ertfelda at 2nd of 16.
Survivor does not name alliances on screen, so this name and this roster are a fan convention rather than an official record. Placements and days below are from our own season data.
Members
| Castaway | Role | In the alliance | Finish |
|---|---|---|---|
 Matthew von Ertfelda | Turned on it | Days 9 to 38 | |
 Rob Cesternino | Loyal to the end | Days 9 to 38 | 14th voted out |
 Butch Lockley | Left the group | Days 3 to 37 | 13th voted out |
 Alex Bell | Turned on it | Days 3 to 21 | 10th voted out |
 Dave Johnson | Left the group | Days 9 to 21 | 8th voted out |
 Roger Sexton | Founder | Days 3 to 21 | 7th voted out |
Roles come from the fan record: a founder started the group, a member who stayed loyal voted with it to the end, one who left the group drifted out of it, and one who turned on it broke ranks before the game was over.
Worked with the group
Recorded as allied with Tambaqui Alliance at times without being counted as members.
Played against it
Rival alliance on the other side of the vote.
Castaways named individually as working against it.
Read more about Survivor 6: The Amazon, browse every named Survivor alliance, or see the tribe rosters behind them.
Birthplace, pre-game profile and alliance facts adapted from Survivor Fandom and Wikipedia, retrieved 2026-07-21. Licensed CC BY-SA. Alliance names and rosters are fan-curated and are not an official record.