Bay of Islands Swimming Club
Northland · North Island
A typical Bay of Islands swimmer in 2026 so far, stroke by stroke: faster than … of every 100 swimmers of the same age and gender in New Zealand. 50 is typical.
* Swimmers are those who raced at a meet in Swimming New Zealand’s results; club members who did not race are not counted.
Who raced for Bay of Islands?
49 swimmers raced for Bay of Islands in 2026 so far. Each has a page of their own.
Do they get faster?
14 of 16 swimmers who also raced in the same months of 2025 scored higher this year, with a typical change of +44 points, about the same as the +55 typical for swimmers of the same age.
Swimmers who scored higher than in the same months of 2025, per 100; only those who raced in both years.
| Per 100 | |
|---|---|
| Bay of Islands | 88 |
| Swimmers of the same age across New Zealand | 90 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 against the same months of 2025 · n = 16 swimmers
Who stays with Bay of Islands?
55 in 100 Bay of Islands swimmers from the same months of 2025 raced for Bay of Islands again this year, about the same as the 66 in 100 typical for swimmers of the same age.
Swimmers of 1 Jan to 10 Nov 2025, per 100: whether they raced for Bay of Islands in the same months of 2026.
| Swimmers of 2025 | Per 100 |
|---|---|
| Raced for Bay of Islands | 55 |
| Raced for another club | 0 |
| No race this year | 46 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2025 and 2026 · n = 33 swimmers of 2025 · shares are rounded, so they add to 101
Where do Bay of Islands swimmers come from, and go?
6 swimmers joined Bay of Islands from another club and 30 left for one, 2016 to 2026; the most went to Bream Bay (12).
Swimmers who raced for one club in a year and for another the next; each band as wide as the number who moved, and the clubs stand in the same order on both sides. Clubs with fewer than 3 moves are together as “other clubs”.
| Club | Came | Went |
|---|---|---|
| Bream Bay | – | 12 |
| Northwave | – | 9 |
| Whangarei | – | 5 |
| Other clubs | 6 | 4 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov of every year 2016 to 2026, each year against the year before · n = 36 moves
Who is still racing for Bay of Islands years later?
Of Bay of Islands swimmers of a year, 61 in 100 raced for Bay of Islands again the next year and 40 in 100 two years on; swimmers of the same age and gender across New Zealand: 66 in 100 and 46 in 100.
Swimmers of each year since 2016 (1 Jan to 10 Nov): the share with a club race for Bay of Islands one, two, three… years on, in the same months. Peers are New Zealand swimmers of the same start year, age and gender.
Years on, per 100 swimmers of the start year.
| one year on | two years on | three years on | four years on | five years on | six years on | seven years on | eight years on | nine years on | ten years on | |
|---|---|---|---|---|---|---|---|---|---|---|
| Bay of | 61 | 40 | 26 | 14 | 9 | 5 | 3 | 2 | 1 | 0 |
| Same age and gender across New Zealand | 66 | 46 | 32 | 21 | 13 | 8 | 5 | 3 | 1 | 1 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov of every year 2016 to 2026 · n = 426 swimmer-years one year on
How has Bay of Islands changed over the years?
49 swimmers raced for Bay of Islands in 2026 so far (1 Jan to 10 Nov): 14% fewer than in the same months of 2016 and 81% more than in 2020, the fewest; 48% more than in 2025; across New Zealand, 5% fewer than in 2016.
Swimmers with at least one race for Bay of Islands from 1 Jan to 10 Nov of each year.
| Year | Swimmers |
|---|---|
| 2016 | 57 |
| 2017 | 41 |
| 2018 | 41 |
| 2019 | 50 |
| 2020 | 27 |
| 2021 | 30 |
| 2022 | 48 |
| 2023 | 45 |
| 2024 | 54 |
| 2025 | 33 |
| 2026 | 49 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov of every year 2016 to 2026
Who joined Bay of Islands, and who left?
49 swimmers raced for Bay of Islands in 2026, against 33 in 2025 (1 Jan to 10 Nov): 18 stayed, 15 left (15 stopped racing, 0 raced for other clubs); 31 joined: 30 new to racing, 0 from other clubs, 1 back after a break.
Swimmers with a race for Bay of Islands in the same months of each year (1 Jan to 10 Nov), set beside the year before.
Source: Swimming New Zealand results, 1 Jan to 10 Nov of every year 2016 to 2026
How fast are they for their age?
A typical Bay of Islands swimmer is faster than 32 of every 100 swimmers of the same age and gender across New Zealand. Yet they overlap: nearly 3 in 10 of them are faster than New Zealand’s typical swimmer of their age.
Peers are New Zealand swimmers of the same age and gender, compared by the World Aquatics points of their best race (one scale for every stroke and distance; 1,000 is about world-record speed).
| Faster than … of 100 | |
|---|---|
| A typical Bay of Islands swimmer | 32 |
| A typical New Zealand swimmer | 50 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · each set beside New Zealand swimmers of the same age and gender · n = 38 swimmers with points
How does Bay of Islands compare with other clubs?
It is 83rd of 106 clubs in New Zealand for how fast its swimmers are for their age and 49th of 59 clubs of 25 to 99 swimmers (4th of 6 in Northland).
Places count clubs with at least 5 swimmers in the period, highest value first; equal values share a place.
Places
| Bay of Islands | In NZ | Clubs of 25 to 99 |
|---|---|---|
| Faster than … of 100 peers32 of 100 | 83rd of 106 | 49th of 59 |
| Swimmers49 | 52nd of 106 | 34th of 59 |
| Kept, beyond their age−11 in 100 | 79th of 104 | 47th of 59 |
| Gained more than their peers47 in 100 | 52nd of 100 | 34th of 59 |
| Under a NZ Age Group time1 | 65th of 105 | 43rd of 58 |
Where are they strongest?
Beside swimmers of the same age and gender, Bay of Islands swimmers rank highest in breaststroke (faster than 41 of every 100) and lowest in medley (28); by distance, they stand lowest at 400 m and longer (21).
Each stroke and distance sets a swimmer’s best race in it against the best of New Zealand swimmers of the same age and gender who raced it; 50 is the typical swimmer. Faded bars are not clearly different from 50, or have too few swimmers to tell.
By stroke
By distance
| Faster than … of 100 | Swimmers | |
|---|---|---|
| Freestyle | 31 | 36 |
| Backstroke | 35 | 29 |
| Breaststroke | 41 | 32 |
| Butterfly | 35 | 12 |
| Medley | 28 | 14 |
| 50 m | 31 | 38 |
| 100–200 m | 38 | 25 |
| 400 m and longer | 21 | 5 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · each stroke and distance against peers who raced it · n = 38 swimmers with points
How many swim national qualifying times?
1 of 9 Bay of Islands swimmers aged 13 to 16 swam at least one race faster than the 2026 NZ Age Group qualifying time for their age; swimmers of the same age and gender across New Zealand: 30 in 100.
Swimmers aged 13 to 16, per 100, with a race faster than the qualifying time for their age, gender, event and pool, beside New Zealand swimmers of the same age and gender.
| Per 100 | |
|---|---|
| Bay of Islands | 11 |
| Swimmers of the same age and gender | 30 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · age at the last race · n = 9 swimmers aged 13 to 16
Where did Bay of Islands race?
Bay of Islands swimmers raced at 23 meets in 2026 so far.
The latest threeEvery meet
Did Bay of Islands swimmers race at school meets?
10 swimmers from Bay of Islands swam 60 races at 3 school meets in 2026 so far.
School meets are entered for schools, not clubs: a school race counts for the club the swimmer raced for before and after the meet, or in the three months before it when there is nothing after yet. They count in how fast the club’s swimmers were, never as races for the club.
How old are the swimmers?
Nearly 3 in 5 swimmers are 9 to 12 years old; across New Zealand, 53 in 100.
Number of swimmers by age at their last race in 2026 so far; 28 of the 49 are 9 to 12 years old.
| Age | Swimmers |
|---|---|
| 8 and under | 12 |
| 9 | 8 |
| 10 | 9 |
| 11 | 6 |
| 12 | 5 |
| 13 | 5 |
| 14 | 1 |
| 15 | 1 |
| 16 | 2 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · n = 49 swimmers
How often do they race?
A typical swimmer raced 13 times, at 4 meets; swimmers of the same age across New Zealand raced 11 times.
Number of swimmers by the number of races they swam in 2026 so far; typical is the median.
| Races | Swimmers |
|---|---|
| 1 to 10 | 22 |
| 11 to 20 | 12 |
| 21 to 30 | 5 |
| 31 to 40 | 4 |
| 41 to 50 | 1 |
| 51 or more | 5 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · n = 49 swimmers
When do Bay of Islands swimmers race?
The busiest day in 2026 so far was 31 May, with 113 races; all told, 918 races and about 72.6 km of racing.
Each cell is a week of 2026, from the first of January; the darker, the more races. Empty cells are weeks without a race; the outline fades for weeks still to come.
| Week | Races |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 18 |
| 6 | 0 |
| 7 | 48 |
| 8 | 0 |
| 9 | 44 |
| 10 | 6 |
| 11 | 22 |
| 12 | 7 |
| 13 | 2 |
| 14 | 0 |
| 15 | 3 |
| 16 | 0 |
| 17 | 0 |
| 18 | 0 |
| 19 | 0 |
| 20 | 0 |
| 21 | 4 |
| 22 | 113 |
| 23 | 0 |
| 24 | 112 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 18 |
| 30 | 74 |
| 31 | 0 |
| 32 | 67 |
| 33 | 0 |
| 34 | 80 |
| 35 | 49 |
| 36 | 0 |
| 37 | 0 |
| 38 | 0 |
| 39 | 87 |
| 40 | 0 |
| 41 | 4 |
| 42 | 0 |
| 43 | 0 |
| 44 | 160 |
| 45 | 0 |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · n = 918 races
How much slower is the second half?
A typical Bay of Islands swimmer swims the second half of a race 7.6% slower than the first, about the same as the 7.7% typical for swimmers of the same age and gender in the same events.
Each swimmer’s typical race of 100 m or more in one stroke, beside New Zealand swimmers of the same age and gender in the same event and pool. The first half holds the start, so even an evenly swum race has a slower second half.
| % slower | |
|---|---|
| Bay of Islands | 7.6% |
| Swimmers of the same age and gender | 7.7% |
Source: Swimming New Zealand results, 1 Jan to 10 Nov 2026 · with the halfway split recorded in a race of 100 m or more · n = 13 swimmers