Across
Unusual items, no good in different categories (9)
I haven't cracked this one yet — but Fifteensquared have:
Anagram of CATEGORIES less G
Vessel in felucca or tanker (5)
23d
Small state in India defended by two vessels, cavalry on the borders capturing it (7,4)
Vessel opening after day (7)
Cleopatra's milk supplier? (5)
Mythological vessel's commandeered by token vessel (5,4)
I haven't cracked this one yet — but Fifteensquared have:
ARGO’S in CHIP (token in a casino)
Something to read on cracking theme with vessel after vessel (5,3,2,1,4)
I haven't cracked this one yet — but Fifteensquared have:
RE (on) THEME + NINA (one of Columbus’s ships) + BOAT
Solid verb forms for flyers (9)
See 23
Endless poison's fed to keeper (7)
21a
Nautical agreement where companion given role aboard vessel (7,5)
Capture 16 when crossing the Chanel? (5)
I haven't cracked this one yet — but Fifteensquared have:
SEIZE is French for the number 16: the last word of the clue should surely be “Channel”
Mixed bag in sink on tip, even bits of fruit (9)
I haven't cracked this one yet — but Fifteensquared have:
POT (to sink, e.g. a snooker ball) + POUR (tip) + the even letters of fRuIt
Down
Arsenic, for example — a noted conversation stopper? (5,5)
Initial of mine on gold watch for author John (8)
Irritable, score having replaced everything in tally (6)
I haven't cracked this one yet — but Fifteensquared have:
ETCH replacing ALL in TALLY
Initial ship gone, every other one leaving (4)
I haven't cracked this one yet — but Fifteensquared have:
Alternate letters of ShIp GoNe
Vessels in decay loaded with iron on banks of river (3,7)
I haven't cracked this one yet — but Fifteensquared have:
FE (iron) + R[ive]R in CARIES (dental decay)
First of mariners in a boat at sea somewhere in Canada (8)
I haven't cracked this one yet — but Fifteensquared have:
M + (IN A BOAT)*
Inhalation on filling vessel (6)
18d
Result rare, on breaking retail agreement (4,2,6)
Singer on grass penning epitaph for old English song (6,4)
Loco and carriages show how to go (5-5)
Setter upset, beer upset! (8)
See 8
Commandos transported by vessel, obnoxious types (6)
Wonder if pub has a shortage of wine (6)
I haven't cracked this one yet — but Fifteensquared have:
PH (Public House) + A ROS[é]; the Pharos (Lighthouse) of Alexandria was one of the Seven Wonders of the Ancient World
Vessel in question south of Cuba, originally (4)
I haven't cracked this one yet — but Fifteensquared have:
C[uba] + ASK
See 11
Type letters or click words in the clue