Help appreciated with 12a Dogfish about to irk crayfish (10, two words) .oc.t.r.ot and 15a Verse in song, clumsy, about ascetic (8) ma.a.i.a
Could be errors in down answers as they are unclued. thx
Some people will find this crossword astronomically difficult - just ask Fred.
By the way, my Chambers doesnt have a rock turbot but then neither does my fishmonger.