LEVEL 066

Fish Flow Level 66 Guide

Official initial board and replay-verified 28-move strict JSON solution for Fish Flow Level 66, featuring 5 mystery fish and 1 seaweed-locked branches. Branch numbering starts at 1.

Moves: 28
Branches: 10
Fish types: 8
Mystery fish: 5
Seaweed branches: 1

For the untouched initial position only.
This answer is bound to fingerprint ff1-56866493. If you have moved a fish, shuffled, undone, or added a branch, restart the level or copy a fresh prompt in the game.

Initial board

Read each array from bottom to top; the rightmost value is the current top fish. “?” marks a fish that starts hidden.

Open board JSON

Branch	Capacity	Fish (bottom → top)	Status
1	4	6 → 7 → 6? → 1	Available
2	4	4 → 4 → 6 → 2	Available
3	4	Empty	Empty branch
4	4	Empty	Empty branch
5	4	2? → 7? → 4 → 3	Available
6	4	1 → 2 → 2 → 7	Seaweed locked · unlock after completing fish 0
7	4	1? → 0 → 1 → 0	Available
8	4	6 → 7? → 3 → 0	Available
9	4	5 → 4 → 3 → 5	Available
10	4	3 → 5 → 0 → 5	Available

28-move solution

Every move uses the fully settled board after automatic movement, reveals, completed groups, and seaweed unlocks from the previous step.

Open answer JSON

01Branch 1Branch 3
02Branch 10Branch 4
03Branch 7Branch 10
04Branch 3Branch 7
05Branch 9Branch 4
06Branch 5Branch 9
07Branch 8Branch 3
08Branch 10Branch 3
09Branch 4Branch 10
10Branch 8Branch 4
11Branch 9Branch 4
12Branch 5Branch 9
13Branch 5Branch 8
14Branch 2Branch 5
15Branch 1Branch 2
16Branch 1Branch 8
17Branch 2Branch 1
18Branch 9Branch 2
19Branch 10Branch 9
20Branch 4Branch 10
21Branch 7Branch 4
22Branch 7Branch 3
23Branch 4Branch 7
24Branch 6Branch 4
25Branch 6Branch 5
26Branch 6Branch 7
27Branch 8Branch 4
28Branch 1Branch 8

Strict JSON for AI assistance

Contains only protocol-approved fields and can be pasted into the in-game AI assistance input.

{
  "schema": "fish-flow-ai-solution/v1",
  "level": 66,
  "boardFingerprint": "ff1-56866493",
  "modelName": "FISH FLOW Guide 1.0",
  "moves": [
    {
      "from": 1,
      "to": 3
    },
    {
      "from": 10,
      "to": 4
    },
    {
      "from": 7,
      "to": 10
    },
    {
      "from": 3,
      "to": 7
    },
    {
      "from": 9,
      "to": 4
    },
    {
      "from": 5,
      "to": 9
    },
    {
      "from": 8,
      "to": 3
    },
    {
      "from": 10,
      "to": 3
    },
    {
      "from": 4,
      "to": 10
    },
    {
      "from": 8,
      "to": 4
    },
    {
      "from": 9,
      "to": 4
    },
    {
      "from": 5,
      "to": 9
    },
    {
      "from": 5,
      "to": 8
    },
    {
      "from": 2,
      "to": 5
    },
    {
      "from": 1,
      "to": 2
    },
    {
      "from": 1,
      "to": 8
    },
    {
      "from": 2,
      "to": 1
    },
    {
      "from": 9,
      "to": 2
    },
    {
      "from": 10,
      "to": 9
    },
    {
      "from": 4,
      "to": 10
    },
    {
      "from": 7,
      "to": 4
    },
    {
      "from": 7,
      "to": 3
    },
    {
      "from": 4,
      "to": 7
    },
    {
      "from": 6,
      "to": 4
    },
    {
      "from": 6,
      "to": 5
    },
    {
      "from": 6,
      "to": 7
    },
    {
      "from": 8,
      "to": 4
    },
    {
      "from": 1,
      "to": 8
    }
  ]
}