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Sciencecloses in 1mo

How many Chinook will pass Bonneville Dam by October 31?

This market will resolve to "Yes" if "Chinook" Adult Passage Annual Count at Bonneville Dam from January 1, 2026 through October 31, 2026, 11:59 PM ET, exceeds the listed value. Otherwise, this market will resolve to "No". Each market in this event will resolve independently, and any number of these markets, including …

As of 15 September 2026, "More than 550,000" leads at 50% implied probability. The event has traded $0 in total ($0 in the last 24h) with $113 of liquidity across 3 markets. Trading is due to close on 1 November 2026.

24h volume
$0
Total volume
$0
Liquidity
$113
Markets
3
1 Nov 2026
NatureOregonAnimalsScienceWeatherClimate & Science

Chart, demo trading & order book

MarketMore than 550,000
Yes50.0¢
24h Chg
Mkt Vol$0
live
Order bookYes
Market tradeslive · 6s
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Markets and probabilities

3 markets
How to read

The percentage is the implied probability of the outcome, between 0% and 100%. For mutually-exclusive markets the sum trends to 100% (no vig). The ▲/▼ arrow shows the change over the selected window (1h/24h/7d/30d) in percentage points (pp). Click a market to see its top holders (with average entry price and position change) and the latest trades.