| CORALREEF | A reel designed in Corfu is almost perfect for this marine environment (5,4) |
| ETHEREAL | Egyptian leader finds the genuine stuff seems too perfect for this world (8) |
| UTOPIAN | Too perfect for this world (7) |
| BALTICSEA | Somehow a cable is absorbing temperature in marine environment |
| IONIANSEA | Body of water in which Corfu is located (6,3) |
| SEATURTLE | State rule for making soup, perhaps, with this marine creature (3,6) |
| CRACKPOTIDEA | Taking one drug after another is almost perfect, but it's a crazy notion (8,4) |
| ONPURPOSE | Working model's almost perfect, restricted by design (2,7) |
| IDEA | It is almost perfect as a notion (4) |
| MINT | A near ___ card is almost perfect |
| PURCHASER | One buying almost perfect jumper (9) |
| SEASCAPE | A photograph, painting or other work depicting a marine environment (8) |
| PRINCEPHILIP | British royal born in a Greek royal family retreat in Corfu in 1921 (6,6) |
| IDEATE | 'Imagine' is almost perfect hit single, ultimately |
| MARINEOTTER | Common name for a freshwater otter that has learned to occupy marine environments in South America. (6,5) |
| MINERAL | The sort of water to be left in its marine environment (7) |
| IONIAN | Greek sea in which Corfu is located (6) |
| SEALEGS | Aquatic mammal with roe -- half-hearted adaptation to marine environment (3,4) |
| DOLPHIN | This marine mammal group, which also includes killer whales and the pilot whales, shares its common name with a fish, which is also known as the mahimahi. (7) |
| WHALE | Big Blue is toothless: As fearsome as this marine mammal appears, its mouth is equipped with baleen instead of teeth |