Across
Boatman catches a crab — strangely shocking (7)
Saucy postcard, not right to publish to online audience (7)
Sauce from the heart of Czechoslovakia's capital (4)
First to try lead part with singers in audition: they get a good reception (2,8)
Cyclisme à vélo? (4)
Motley beast or bad boy once (8)
Pole loses ice, melting first (9)
26a
Cleaner to hearten lady? Quite the opposite (9)
Boatman — to relish, ultimately, or detest (5)
'Cheap digs', opined resentful Spooner (9)
Cruets of liquid sugar (8)
Herbs: bases for sauces, say (4)
Game animal, endangered (about the last in Punjab) in organised slaughter (3-3-4)
See 16
Rising at first, but getting smaller overall (7)
UK citizen stands by Labour leader boxed in by Trotskyite extremes, likely to snap (7)
Down
Baffled by sensational wordplay with nine letters missing (2,1,4)
Initially, Alexander's charming (5)
Lower part of rigging cut from triangle, part of a ladder (7)
Love, dropping its first subtle shimmering (6)
Trick to snort some drug in (9)
Get to the top on Tyneside? (7)
Evergreen version of pea, encased in pot (8,5)
Initially sleepy, got up, then tea: in winter you may need more than one of these (4,5)
Permit one to move after damaging allegations (7)
Two left arms waving? (7)
Set the trend, able to ignore the odds (7)
Little information about vintage (6)
Change of direction in match (5)
Type letters or click words in the clue