Cochrane as St Vincent's persistent naval opponent

Who played a role like Charles Beresford as a persistent opponent of Admiral St Vincent?

Thomas Cochrane, who believed St Vincent had held him back and sustained a grievance that St Vincent himself regarded as far less important.

Thomas Cochrane is the closest equivalent to Charles Beresford in St Vincent's career. Cochrane believed St Vincent had obstructed him and carried that grievance through much of his service. In this account, St Vincent was largely following procedure and did not regard Cochrane as nearly as important as Cochrane regarded the dispute. Cochrane nevertheless continued trying to upset or diminish him, making the hostility notable for its persistence and imbalance.