Aquarium: Matt delights with beautiful construction

Today's Video:

Aquariums, not surprisingly require sturdy construction to withhold all the water pressure. It's certainly what we have here once again from Matt Tressel!

Link to Play:

Aquarium by Matt Tressel

https://sudokupad.app/jqfo6w8g2o?utm_source=substack&utm_medium=SudokuSleuth

https://sudokupad.app/ju3iox4up9?utm_source=substack&utm_medium=SudokuSleuth (Extra Clues)

Rules:

Normal sudoku rules apply, and all clues are standard.

Killer Cages: Digits in a cage may not repeat and must sum to the total indicated in the top left corner.

German Whisper Lines: Adjacent digits along a green line must differ by at least 5.

Odd/Even: Digits in a grey circle must be odd, and digits in a grey square must be even.