or solve online (using our beta test of Penpa-Edit tools)
Theme: Increasing Ripples (Originally for the 2015 Polish Puzzle Championship Online Qualifier)
Author/Opus: This is the 27th puzzle from our contributing puzzlemaster Tom Collyer.
Rules: Standard Nurikabe rules.
Answer String: Enter the length in cells of each of the black segments (the unnumbered, connected “ocean”) from left to right for the marked rows, starting at the top. Separate each row’s entry from the next with a comma.
Time Standards (highlight to view): Grandmaster = 2:00, Master = 2:30, Expert = 5:00