**Fall Chinook passage at Bonneville Dam through mid-September 2026 has reached approximately 348,000 adult-sized fish, with daily counts near 5,800 adults plus jacks as of September 20, tracking close to or slightly above preseason expectations.** The Technical Advisory Committee (TAC) projects a total Columbia River mouth return near 599,000–636,500 adults, incorporating strong upriver bright stocks and record jack returns alongside variable tule components. Official 16-hour visual counts by the U.S. Army Corps of Engineers continue through November 30, with fall Chinook classified from August 1 onward and peak historical passage in early to mid-September; cumulative totals to October 31 capture most of the run before late-season stragglers. Key variables include river flow, water temperatures monitored at the dam, downstream harvest rates, and any in-season TAC updates that refine abundance estimates. Daily data releases from sources such as the Fish Passage Center and Columbia Basin Research DART provide the resolution inputs, with environmental conditions and stock-specific timing determining final cumulative numbers.
Polymarket डेटा का संदर्भ देने वाला प्रयोगात्मक AI-जनरेटेड सारांश। यह ट्रेडिंग सलाह नहीं है और इस बाज़ार के समाधान में कोई भूमिका नहीं निभाता। · अपडेट किया गया31 अक्टूबर तक कितने चिनूक बोनविले बांध को पार करेंगे?
550,000 से अधिक
89%
575,000 से अधिक
89%
600,000 से अधिक
68%
625,000 से अधिक
34%
650,000 से अधिक
29%
$2,801 वॉल्यूम
550,000 से अधिक
89%
575,000 से अधिक
89%
600,000 से अधिक
68%
625,000 से अधिक
34%
650,000 से अधिक
29%
The qualifying data is the Adult Passage Annual Count for Bonneville Dam for the date range January 1, 2026 through October 31, 2026, 11:59 PM ET. Jack Chinook will not be considered for resolution. A value exactly equal to the listed value will resolve to "No". The value read for that date range is final, and counts for dates after October 31, 2026 are disregarded. The count is used as published, without expansion, interpolation, or adjustment, and annual and year-to-date summary totals are not used.
The resolution date is November 3, 2026, 11:59 PM ET, extending to November 17, 2026, 11:59 PM ET if the count through October 31, 2026 has not been published by that time. If DART has not published the count through October 31, 2026 by November 17, 2026, 11:59 PM ET, this market will resolve based on the available data. If Columbia River DART becomes unavailable and does not re-appear by November 17, 2026, 11:59 PM ET, all markets will resolve to "No". No substitute data provider will be used. Revisions published before the controlling deadline are incorporated; revisions published after the controlling deadline are disregarded.
The primary resolution source for this market will be the Columbia River DART Adult Passage Annual Count for Chinook at Bonneville Dam, available here: https://www.cbr.washington.edu/dart/cs/php/rpt/adult_annual.php?outputFormat=html&proj=BON&startdate=1/1&enddate=10/31
बाज़ार खुला: Sep 15, 2026, 5:12 PM ET
The qualifying data is the Adult Passage Annual Count for Bonneville Dam for the date range January 1, 2026 through October 31, 2026, 11:59 PM ET. Jack Chinook will not be considered for resolution. A value exactly equal to the listed value will resolve to "No". The value read for that date range is final, and counts for dates after October 31, 2026 are disregarded. The count is used as published, without expansion, interpolation, or adjustment, and annual and year-to-date summary totals are not used.
The resolution date is November 3, 2026, 11:59 PM ET, extending to November 17, 2026, 11:59 PM ET if the count through October 31, 2026 has not been published by that time. If DART has not published the count through October 31, 2026 by November 17, 2026, 11:59 PM ET, this market will resolve based on the available data. If Columbia River DART becomes unavailable and does not re-appear by November 17, 2026, 11:59 PM ET, all markets will resolve to "No". No substitute data provider will be used. Revisions published before the controlling deadline are incorporated; revisions published after the controlling deadline are disregarded.
The primary resolution source for this market will be the Columbia River DART Adult Passage Annual Count for Chinook at Bonneville Dam, available here: https://www.cbr.washington.edu/dart/cs/php/rpt/adult_annual.php?outputFormat=html&proj=BON&startdate=1/1&enddate=10/31
**Fall Chinook passage at Bonneville Dam through mid-September 2026 has reached approximately 348,000 adult-sized fish, with daily counts near 5,800 adults plus jacks as of September 20, tracking close to or slightly above preseason expectations.** The Technical Advisory Committee (TAC) projects a total Columbia River mouth return near 599,000–636,500 adults, incorporating strong upriver bright stocks and record jack returns alongside variable tule components. Official 16-hour visual counts by the U.S. Army Corps of Engineers continue through November 30, with fall Chinook classified from August 1 onward and peak historical passage in early to mid-September; cumulative totals to October 31 capture most of the run before late-season stragglers. Key variables include river flow, water temperatures monitored at the dam, downstream harvest rates, and any in-season TAC updates that refine abundance estimates. Daily data releases from sources such as the Fish Passage Center and Columbia Basin Research DART provide the resolution inputs, with environmental conditions and stock-specific timing determining final cumulative numbers.
Polymarket डेटा का संदर्भ देने वाला प्रयोगात्मक AI-जनरेटेड सारांश। यह ट्रेडिंग सलाह नहीं है और इस बाज़ार के समाधान में कोई भूमिका नहीं निभाता। · अपडेट किया गया


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