As a redshirt senior, he led the Hawkeyes with 89 tackles, seven passes broken up, and four interceptions and was named honorable mention All-Big Ten Conference.

[1] Gervase finished his collegiate career with 153 total tackles and seven interceptions in 44 games played.

[4] Gervase was waived on August 31, 2019, as part of final roster cuts, but was re-signed to the Rams' practice squad the following day.

[6] He made his NFL debut the following day in a 37–10 against the Atlanta Falcons, playing one snap on defense and 13 on special teams.

Gervase played in two games on special teams and recorded two tackles during the regular season and also played in all four of the Rams' postseason games, including the team's 23–20 win over the Cincinnati Bengals in Super Bowl LVI.