The clues....

ACROSS

1 Some northern lakes in UK contain this rare freshwater white fish (anag. of ‘cave end’) (7) 5 Carpenter’s leftovers used to store maggots (7) 10 A centre__ reel has a revolving drum (3) 11 Land bordering sea (5) 12 Thin part of float (4) 13 Bright-coloured, bony sea fish (anag. of ‘swears’) (6) 14 As PVA bags do in water (8) 15 The artificial waterways of the Fens (6) 17 A fabled person (anag. of ‘den gel’) (6) 19 A Cambridgeshire fishery, or Cornish resort (2,4) 20 Scrubs e.g. a pan clean (6) 22 Scottish town on North Sea coast, famous for its ‘Smokie’ haddock (8) 24 Landed property (6) 26 Peterborough is on the River __ - in Tyne, nearly! (4) 27 It’ll keep one hand warm (5) 28 Very small lake (4) 29 Tied e.g. a grinner (7) 30 Use it to change float without removing shot (anag. of ‘at a drop’) (7)

DOWN

2 Licences need to be renewed when they ___ (6) 3 Coastal sand hills (5) 4 They might be used to secure feeder lines to poles (5,4) 6 Tree remains, say – in Erewash estuary (5) 7 Hook-removing tool (anag. of ‘gorse grid’) (9) 8 Sloping, e.g. from bank to river/lake bottom (8) 9 Larva of a waterside fly used as bait (anag. of ‘CID sad’) (6) 16 Famous chalk stream of Hampshire (5,4) 17 e.g. hempseed or maggots, for baiting up (9) 18 Caviare from this fish, maybe (8) 20 Educational term for a big group of fish? (6) 21 Which connects pole elastic and rig line (anag. of ‘soft on’) (6) 23 Do some fishing – might be acute! (0,5) 25 Add extra bait – to pup maybe (3,2)