Across
1 Snake by water’s margins covered with dark seaweed (12)
9 Give answer, then pull back (5)
10 Alertness from soldier joining unruly clan in struggle (9)
11 Made calm declaration initially during sitting (7)
12 Note duck around river, towards the side (7)
13 Agreement about fashion in urban area (10)
15 Worry constantly occupying outlaw anguished in retreat (4)
17 Tense, given instruction in hearing (4)
18 Speaks about church with love, and former time as pupil (10)
21 Carry on with revolutionary bet (7)
22 Support, led by bishop with hesitation, becoming more uneven (7)
23 Skilled workers around farm sent all over the place (9)
24 New pub, unknown quantity for buffoon (5)
25 Obtain competent conclusion from pro enthralled by obscure plant extract (9,3)
Down
1 Novel began a trend, holding food up as symbol of Berlin (11,4)
2 Extra commercial issue, not first (8)
3 Psalmist showing depth, devoted (5)
4 Leave, in anger, dry old opera (9)
5 Run over story, coming up with electronic link (6)
6 Antagonistic business of country holding leading position (15)
7 Strike northward, dry for long distance (6)
8 Elf distracted sad man (6)
14 Parrot mostly perched on barrier, one above a tree (9)
16 Sweetheart and sergeant possibly dance (8)
17 Change course, taking in hot western belt (6)
19 Scatters branches bearing flowers (6)
20 Legal document with explosive twist (6)
22 Exclude a line lacking originality (5)
