1: A number going to church for fish (5)
3: Clear initial rubbish in drain (3)
5: Silver inside for each calling device (5)
7: Pen extracts articles from satay (3)
8: Town's rail transport, not express? (9)
9: One may be a very long time (3)
10: Bumps into butcher's display of tongue? (5)
12: How to eat the heart of marsupial (3)