FFF 16: Island in Stream or Stream in Island?

Fancy Fillomino February: This is a series of 28 (twenty-eight) 7×7 Fillomino puzzles over the February. Every 00.00 UTC+7 a new puzzle will be up. The basic Fillomino rules apply unless otherwise indicated.

Nurikabe Fillomino Follow regular Fillomino rules. A polyomino may only have at most one green square, and no two polyominoes containing green squares may touch orthogonally. Afterwards, shade the polyominoes not containing any green square. The shaded cells must form a single polyomino but may not have a 2×2 shaded area anywhere.

Difficulty 2.0/10 Master target 0:30 Expert target 1:30

FFF 16: Island in Stream or Stream in Island
Nurikabe Fillomino

Weird. Is the stream of size 32 or is the island is the one that is of size 32? Either way, Sky was a little bit hyped when he got the inspiration of this unusual puzzle.
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