Which lost Tribal-class destroyer most deserves a survey?

Which sunken Tribal-class destroyer would you most like to see found, and why?

Mohawk, Cossack, or Somali, because their general locations are known but none has received much dedicated search work.

Mohawk, Cossack, and Somali are three Tribal-class losses where a focused dive could add real knowledge. Their approximate locations are known, but none has received much dedicated survey work.