34A.Bad painters make flat fish with their brushes. (4) D???
49A.Sounds like a noise annoys this bivalve at festival? (6) ??????
51A. Airforce leaves raffish type for food (4) ??S?
68A.Irish bird with graduate leaves Caribbean or enters river (6) ??????
75D. Sounds as if this fish had a fatwah against it under the bridge (6) ??????
80D. Sail away in sushi pie (4) ?H??