Aquarium

Aquarium is a logic puzzle with simple rules and challenging solutions.

The rules of Aquarium are simple:
The puzzle is played on a rectangular grid divided into blocks called "aquariums"
You have to "fill" the aquariums with water up to a certain level or leave it empty.
The water level in each aquarium is one and the same across its full width
The numbers outside the grid show the number of filled cells horizontally and vertically.

Video Tutorial

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This Month
1.	TheLoneWolf	00:18.28
2.	MadraMor	00:20.54
3.	Oryn	00:30.70
4.	toppin	00:31.42
5.	Martin1963	00:32.38
6.	Mariette79	00:37.20
7.	ush70x	00:42.06
8.	sgychen6	00:44.92
9.	Leo19	00:45.68
10.	verag	00:45.86
11.	Rhododendron	00:46.02
12.	AnnaMGS	00:53.81
13.	boru	00:55.27
14.	josim	00:55.55
15.	Dorice	01:01.11
16.	Tomek	01:01.30
17.	abandon777	01:01.71
18.	Goochelaar	01:02.41
19.	LindaRose	01:05.81
20.	PheromoneJones	01:08.18

This Week
1.	TheLoneWolf	00:18.28
2.	MadraMor	00:29.67
3.	sgychen6	00:44.92
4.	Leo19	00:55.71
5.	Tomek	01:01.30
6.	abandon777	01:01.71
7.	Goochelaar	01:02.41
8.	josim	01:10.19
9.	LindaRose	01:16.66
10.	sylviastuurman	01:28.72
11.	ccolli	01:30.19
12.	not2sleepy	01:36.12
13.	danpuzzler	01:45.37
14.	SirHumphrey	01:48.14
15.	tuntun	01:55.24
16.	RosemaryW	01:55.65
17.	ambiorix	02:01.06
18.	val6789	02:04.65
19.	SmallBlack	02:12.57
20.	bartr	02:44.37

Today
1.	TheLoneWolf	00:18.28
2.	MadraMor	00:30.76
3.	LindaRose	01:16.67
4.	sylviastuurman	01:28.72
5.	bartr	02:50.16
6.	NicCCCCCCC	04:15.29
7.	GaneshaFan316	05:20.29
8.	--- empty ---	--:--
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	BingBongBob	00:23.85
2.	numbrr	00:24.29
3.	L.W.	00:28.64
4.	nabi	00:32.65
5.	mtanzer	00:32.76
6.	MadraMor	00:33.16
7.	anonymous	00:33.80
8.	Mariette79	00:34.71
9.	toppin	00:35.70
10.	qqwref	00:37.15

AO5
1.	numbrr	00:22.58
2.	BingBongBob	00:25.23
3.	L.W.	00:32.40
4.	anonymous	00:34.22
5.	mtanzer	00:35.93
6.	MadraMor	00:36.00
7.	Mariette79	00:37.80
8.	toppin	00:37.94
9.	qqwref	00:41.07
10.	z9z9z9z9z9	00:42.28

AO12
1.	numbrr	00:31.22
2.	BingBongBob	00:37.01
3.	L.W.	00:37.13
4.	anonymous	00:40.38
5.	MadraMor	00:41.38
6.	mtanzer	00:45.26
7.	toppin	00:45.56
8.	Mariette79	00:46.66
9.	qqwref	00:47.98
10.	清华大学	00:49.59

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	PrinceOfChairs	00:00.098
3.	4s4f4	00:00.215

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2025-09-05 18:26:44

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