Across
Glum, the (eventual) result of not spitting feathers? (4,2,3,5)
Small piece of land in narrow strip of water, north to south (5)
Spectator and Times support the Queen (9)
Ponder rejecting big fan of Enigmatic Variations' introductions (7)
A group of Marines that helps you stay afloat? (7)
Keep quiet about husband of salty individual showing laziness (5)
Most of planet worried by Sweden's floods (9)
Is son restricted by awful rejection? (9)
Has once pinched the backside of Little Ted? (5)
Source of nutrition you nearly left by overturned barrel (4,3)
Course of treatment, say, taken by miner in a bad way (7)
Backwards-looking study describing duke gone over again (9)
Swimmer staggers as if drunk when taking clothes off (5)
Broadcast for every boring responsible student becoming tense (7,7)
Down
Plain clothes police essentially ignorant (9)
Blatantly regressive concealing of birth (5)
Group of people of high rank? No thanks (9)
Coffee seller changing taps for Lily (5)
Solemn music from dreary Cambridgeshire town (4,5)
Eccles getting help upon rejection in the papers, perhaps (5)
Australian longs for progress (7)
Threads about plugging Boris Johnson's statements? (6)
Ethanol is abused in a bit of cold weather (9)
Ability to withstand hardship shown by European scratching head in daze (9)
I cut arm at training, which is distressing (9)
I'd party with abandon in short excursion (3,4)
Poor country abandoned by Austria (6)
Drunk on just under two pints (5)
Greek characters leaving French wine for trainee (5)
Mess up foxtrot turn (2,3)
Type letters or click words in the clue