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Horse profile

Mersea Island (IRE)

3yo gelding (at last run, Dec 2025) · Trainer Charlie Johnston · Owner Kingsley Park Owners Club
11 runs · 10 courses · from Sep 2024
As at 8 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
2 wins · Wolverhampton (AW) & Southwell (AW) Beaten favourite LTO Last run 17 Dec 2025 · 4th of 7 Last raced off OR 80
KTB Profile

Mersea Island is 2 from 11 with both wins on the all-weather. He won a Class 4 handicap at Wolverhampton over 1m5f – 2m on Standard going in Dec 2025 off an official rating of 80 and a Class 5 handicap at Southwell over 1m2f – 1m4f on Standard going the previous month off 73. The gelding was beaten favourite when fourth of seven at Lingfield on his last run in Dec 2025. Typically held up, he last raced off his career-high mark of 80.

Based on 11 archived runs · run-style from 11 commented runs since Sep 2024 · updated 8 Nov 2026
KTB at a glance Typically prominent All wins on AW OR at career high
Official rating80At career-high mark
80 70–80

KTB Speed and Rating

KTB Speed

Best recent Speed 109 the best of the last 3 graded (A or B) runs · Lingfield (AW), 17 Dec 2025

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was. What this means →

Flat 11 figures · best 121B · median 76
GoingRunsBestMedianSince 8 Nov 2025
Standard (AW)6121B973 runs · 109 / 99
Soft367C60—
Good to Soft1———
Good1———
DistanceRunsBestMedianSince 8 Nov 2025
1m2f – 1m4f7121B691 run · —
1m5f – 2m299A972 runs · 99 / 97
1m – 1m1f276A66.5—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 11 figures from 11 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 91A the best of the last 3 rated runs · Wolverhampton (AW), 8 Dec 2025 Official rating 80 at the last run, 17 Dec 2025

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code — its best recent day. The KTB Rating on a racecard is a different reading of the same figures: the level the horse has been running to, an average of up to its last six runs with the latest counting most, so the two can differ. A, B or C on a run is how much known form was in that race. What this means →

Flat 11 figures · best 92A · median 76
GoingRunsBestMedianSince 8 Nov 2025
Standard (AW)692A85.53 runs · 91 / 82
Soft364B62—
Good to Soft1———
Good1———
DistanceRunsBestMedianSince 8 Nov 2025
1m2f – 1m4f792A681 run · —
1m5f – 2m291A83.52 runs · 91 / 83.5
1m – 1m1f282A73—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 11 figures from 11 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style from 11 analysed runs since Sep 2024

  • Prominent 7 (64%) · 1 win
  • Mid-division 2 (18%) · 0 wins
  • Held up 1 (9%) · 1 win
  • Led 1 (9%) · 0 wins

Pedigree intelligence

Sire

Progeny in our archive have won 15.7% of 9,985 runs since Jun 2013 (1,118 horses).

Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.4% from 457. Weakest over 2m5f – 3m (all codes): 11.5% from 139.

GoingRunsWinsSRvs sireThis horse
Firm18316.7%+1—
Good to Firm1,50328418.9%+3.2—
Good2,64742115.9%+0.20 from 1
Good to Soft1,24520616.5%+0.80 from 1
Soft1,53618812.2%−3.50 from 3
Heavy457439.4%−6.3—
Standard (AW)2,57942516.5%+0.82 from 6
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f28414.3%−1.4—
6f – 7f77611314.6%−1.1—
1m – 1m1f2,11433715.9%+0.20 from 2
1m2f – 1m4f4,42575917.2%+1.51 from 7
1m5f – 2m1,89526413.9%−1.81 from 2
2m1f – 2m4f5877412.6%−3.1—
2m5f – 3m1391611.5%−4.2—
Over 3m21314.3%−1.4—

Flat and jumps together (all codes) · since Jun 2013 · as at 8 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

3 siblings in the archive, 3 winners — best of them Aeronautic (IRE) (2 wins).

The wins came over 1m1½f–1m5f.

ProduceRunsWinsWin tripsBest grade
Aeronautic (IRE)1121m2½f–1m5f—
Astar (IRE)1211m1½f—
Blackcatblackitten (IRE)511m2f—

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 6 2 33% +1.12
Soft 3 0 0% −3.00
Good to Soft 1 0 0% −1.00
Good 1 0 0% −1.00

ClassRunsWinsSR£1
Class 4 4 1 25% −2.38
Class 3 3 0 0% −3.00
Class 5 3 1 33% +2.50
Class 2 1 0 0% −1.00

CourseRunsWinsSR£1
Wolverhampton (AW) 2 1 50% −0.38
Lingfield (AW) 1 0 0% −1.00
Southwell (AW) 1 1 100% +4.50
Yarmouth 1 0 0% −1.00
Catterick 1 0 0% −1.00
Doncaster 1 0 0% −1.00
Chelmsford City (AW) 1 0 0% −1.00
Newmarket 1 0 0% −1.00
Kempton (AW) 1 0 0% −1.00
Haydock 1 0 0% −1.00

DistanceRunsWinsSR£1
1m2f – 1m4f 7 1 14% −1.50
1m5f – 2m 2 1 50% −0.38
1m – 1m1f 2 0 0% −2.00

JockeyRunsWinsSR£1
Jack Mitchell 3 1 33% −1.38
Joe Fanning 2 1 50% +3.50
Billy Loughnane 2 0 0% −2.00
Callum Shepherd 1 0 0% −1.00
Rowan Scott 1 0 0% −1.00
Jason Hart 1 0 0% −1.00
Hector Crouch 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 8 2 25% −0.88
Blinkers 2 0 0% −2.00
Visor 1 0 0% −1.00

SeasonRunsWinsSR£1
2025 7 2 29% +0.12
2024 4 0 0% −4.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORSpdKTB Jockey SP
2025 · 7 runs
17 Dec 25+9d Lingfield (AW) Make The Move To Midnite Handicap (GBBPlus Race) Class 4 · 1m4f · Standard · 7 ran Close up early - hit front after 1f - drifted right approaching the bend 2f out - pushed along when overtaken inside final furlong - gave way close home to finish fourth 4/7 shd 9-11 80109A82B Callum Shepherd 5/6F
08 Dec 25+9d Wolverhampton (AW) Midnite Are Upping The Betting Game Handicap (GBBPlus Race) Class 4 · 1m6f · Standard · 7 ran Slowly away and settled at the back - moved through the field with ease 2f out - pushed to the front approaching the final furlong - stuck on gamely to score 1/7 9-10 8099A91A Jack Mitchell 8/13F
29 Nov 25+26d Wolverhampton (AW) Always Gamble Responsibly With Betmgm Ebf Fillies' Restricted Novice Stakes (For Horses In Bands B, C And D) (GBB Race) Class 3 · 1m6f · Standard · 6 ran Settled with plenty of enthusiasm early - held up in the pack - pushed along to close on the leader over 2f out - stayed on well through the last furlong - closed right up but denied by a whisker 2/6 hd 8-13 7995A76B Jack Mitchell 2/1
03 Nov 25+21d Southwell (AW) Midnite Aint Your Grandads Bookie Handicap Class 5 · 1m4f · Standard · 13 ran Sat behind the front group - moved into second with 2f left - hit the front a furlong out and quickly opened up - won comfortably 1/13 9-7 73121B92A Joe Fanning 9/2
13 Oct 25+12d Yarmouth winningpost.co.uk Free Racing Tips Handicap Class 5 · 1m3½f · Good To Soft · 7 ran Travelled with the front group wide - pushed along over a furlong out and lost touch - held level through the closing stages to finish third 3/7 1 9-9 7069A68A Billy Loughnane 11/1
01 Oct 25+185d Catterick Racing Again 18th October Handicap Class 5 · 1m4f · Soft · 7 ran Jostled early - settled in the pack - lost touch under pressure over 2f out and trailed home 6/7 1¾ 9-10 7567C60C Rowan Scott 14/1
30 Mar 25+143d Doncaster Watch Unbridled On attheraces.com Handicap (GBB Plus Race) Class 3 · 1m2f · Good · 6 ran Sat close to the early leading duo - asked for effort and dropped away quietly over 2f out - well held at the finish 6/6 7 8-10 7560C59C Joe Fanning 12/1
2024 · 4 runs
07 Nov 24+15d Chelmsford City (AW) EBF 'Confined' Novice Stakes (GBB Race) Class 4 · 1m2f · Standard · 7 ran Sat close to pace early - well placed into the race - pushed along after 2f out - hit front over a furlong out but drifted left - caught in final strides to be beaten a nose 2/7 shd 9-7 7582A89A Jason Hart 6/1
23 Oct 24+12d Newmarket Boodles Maiden Stakes (GBB Race) Class 3 · 1m2f · Soft · 7 ran Made the running - lost the advantage over 2f out - pressed for effort and faded quickly - well held at the finish 7/7 2 9-7 —60C62C Billy Loughnane 10/1
11 Oct 24+13d Kempton (AW) Juddmonte/EBF Restricted Novice Stakes (GBB Race) Class 2 · 1m · Standard To Slow · 12 ran Sat close to the pace to halfway - held a position behind the front group on the rail then asked for effort but couldn't find another gear inside the final furlong - held on for fourth without finding more 4/12 nk 9-5 —76A82A Jack Mitchell 18/1
28 Sep 24 Haydock Happy Birthday Matthew Pendlebury British EBF Maiden Stakes Class 4 · 1m · Soft · 6 ran Sat close to front group early - urged forward with two furlongs left - lost ground final furlong to finish fifth 5/6 1¼ 9-2 —57A64B Hector Crouch 10/1

Quick answers

How many races has Mersea Island won?
Mersea Island (IRE) won 2 of 11 archived starts between 2024 and 2025, a strike rate of 18.2%. Placed 4 times in total (36.4% of starts).
Who trains Mersea Island?
Mersea Island (IRE) is trained by Charlie Johnston, who saddled the horse on its most recent run on 17 December 2025.
Who is Mersea Island's sire?
Mersea Island (IRE) is by Sea The Stars (IRE) out of Meri Shika (FR), whose sire is Spirit One.
What going does Mersea Island prefer?
Mersea Island (IRE) has the best record on standard (aw) going: 2 wins from 6 starts (33.3%). Only going bands with at least three archived starts are read, so this is a direction rather than a settled preference.
What is Mersea Island's official rating?
The most recent official rating on record is 80, from the run on 17 December 2025. That is also the highest on record.
What is Mersea Island's sire's record?
Sea The Stars (IRE)'s progeny in our archive have won 15.7% of 9,985 runs since Jun 2013 (1,118 horses), Flat and jumps together. Strongest on good to firm going: 18.9% from 1,503. Weakest on heavy going: 9.4% from 457. Weakest over 2m5f – 3m (all codes): 11.5% from 139.
Who are Mersea Island's siblings?
Out of Meri Shika (FR), Mersea Island (IRE) has 3 other produce in our archive, 3 of them winners. Most wins: Aeronautic (IRE) (2). The wins came over 1m1½f–1m5f. As at Nov 2026.

Record shown from September 2024. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.