Obsessive about this odd school on the other side of the world (9)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

ANAL(or “anal-retentive”/excessively fussy/obsessive) containing ( about ) [ 1st and 3rd letters of ( … odd ) “ this ” + POD(collective noun for a small herd of marine animals/a school) ].