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.	Martin1963	00:27.13
2.	Mariette79	00:28.35
3.	RaiT	00:33.28
4.	Pr1ncessReader	00:36.13
5.	Rickieman86	00:38.08
6.	xxbh02jf	00:41.66
7.	sylviastuurman	00:46.03
8.	DoubleA	00:48.34
9.	josim	00:50.12
10.	Leo19	00:50.48
11.	Freakazoyd	00:52.13
12.	wamfly	00:52.70
13.	dcipp	00:56.36
14.	AnnaMGS	00:57.05
15.	barruf	00:59.04
16.	Dorice	01:05.27
17.	BoscoDoc	01:05.43
18.	SirHumphrey	01:06.99
19.	gazer	01:08.48
20.	ccolli	01:09.20

This Week
1.	Martin1963	00:27.13
2.	Mariette79	00:28.35
3.	Rickieman86	00:38.08
4.	xxbh02jf	00:41.66
5.	Leo19	00:50.51
6.	dcipp	00:56.36
7.	barruf	00:59.04
8.	sylviastuurman	01:01.41
9.	DoubleA	01:04.56
10.	gazer	01:08.48
11.	ccolli	01:09.20
12.	josim	01:09.49
13.	KETJAK	01:12.41
14.	LindaRose	01:13.43
15.	miloš petronijević	01:14.28
16.	Tomek	01:18.96
17.	SirHumphrey	01:32.54
18.	Jeepee	01:38.39
19.	toastyb	01:51.28
20.	Wuni14	01:52.96

Today
1.	SirHumphrey	02:24.54
2.	--- empty ---	--:--
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4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
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	00:33.09
7.	z9z9z9z9z9	00:33.28
8.	Mariette79	00:33.38
9.	anonymous	00:33.80
10.	toppin	00:35.70

AO5
1.	numbrr	00:22.58
2.	BingBongBob	00:25.23
3.	L.W.	00:32.40
4.	anonymous	00:34.22
5.	z9z9z9z9z9	00:35.42
6.	mtanzer	00:35.93
7.	MadraMor	00:36.00
8.	Mariette79	00:37.01
9.	toppin	00:37.94
10.	qqwref	00:41.07

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.	Mariette79	00:44.22
7.	z9z9z9z9z9	00:44.52
8.	mtanzer	00:45.26
9.	toppin	00:45.56
10.	qqwref	00:47.98

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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2026-02-08 00:47:04

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