Arroyo (shoulder) was placed on injured reserve Thursday, and Adam Schefter of ESPN reports that Arroyo will miss the remainder of the season.
The Seahawks activated Charbonnet (knee) from the reserve/PUP list Thursday, John Boyle of the team's official site reports.
Dugger (knee) was a limited participant in Wednesday's practice, Harrison Rich of the San Francisco Chronicle reports.
Thomas (ankle) did not participate in Wednesday's practice, Corbin K. Smith of EmeraldCitySpectrum.com reports.
Sigle (ankle) did not participate in Wednesday's practice, Harrison Rich of the San Francisco Chronicle reports.
Williams (knee) did not participate in Wednesday's practice, Harrison Rich of the San Francisco Chronicle reports.
Lock (elbow) was a limited participant in Wednesday's practice, Corbin K. Smith of EmeraldCitySpectrum.com reports.
Bosa (calf) Nick Wagoner of ESPN.com in Wednesday's practice.
Shaheed (hip) was limited in Wednesday's practice, Corbin K. Smith of EmeraldCitySpectrum.com reports.
Kirk (calf) was a full participant in Wednesday's practice, Harrison Rich of the San Francisco Chronicle reports.
