Wormillion › Places › Seas and oceans › Well known
Well known: seas and oceans at 25–50% obscurity
25–50% obscurity: known to most people who paid attention in geography. 99 seas and oceans.
Rarest here: Boston Harbor (50%). Most famous: Puget Sound (25%).
| Place | Obscurity | Views / month | Points |
| Adriatic Sea | 26% | 23,561 | 294 |
| Andaman Sea | 43% | 5,844 | 519 |
| Arabian Sea | 31% | 16,255 | 349 |
| Arctic Ocean | 28% | 20,121 | 317 |
| Barents Sea | 29% | 19,086 | 325 |
| Bass Strait | 45% | 5,114 | 543 |
| Bay of Bengal | 30% | 17,138 | 341 |
| Bay of Biscay | 33% | 13,668 | 376 |
| Bay of Fundy | 32% | 14,946 | 362 |
| Bay of Kotor | 43% | 5,936 | 516 |
| Beagle Channel | 46% | 4,627 | 561 |
| Beaufort Sea | 49% | 3,622 | 606 |
| Bering Sea | 38% | 9,193 | 441 |
| Bering Strait | 30% | 16,803 | 344 |
| Biscayne Bay | 47% | 4,322 | 573 |
| Bohai Sea | 49% | 3,653 | 604 |
| Bosphorus | 25% | 25,661 | 281 |
| Boston Harbor | 50% | 3,501 | 612 |
| Bristol Channel | 45% | 5,205 | 540 |
| Caribbean Sea | 31% | 15,798 | 353 |
| Celtic Sea | 43% | 6,118 | 511 |
| Chesapeake Bay | 28% | 19,908 | 318 |
| Cook Inlet | 50% | 3,501 | 612 |
| Coral Sea | 43% | 6,088 | 512 |
| Deception Pass | 49% | 3,835 | 595 |
| East China Sea | 46% | 4,627 | 561 |
| Firth of Clyde | 48% | 4,140 | 581 |
| Firth of Forth | 33% | 13,485 | 378 |
| Geirangerfjord | 49% | 3,622 | 606 |
| Golden Gate | 41% | 7,184 | 483 |
| Golden Horn | 39% | 8,249 | 459 |
| Great Australian Bight | 47% | 4,262 | 576 |
| Greenland Sea | 44% | 5,662 | 525 |
| Guanabara Bay | 45% | 5,297 | 536 |
| Gulf of Aden | 39% | 8,280 | 459 |
| Gulf of Aqaba | 40% | 7,458 | 476 |
| Gulf of Bothnia | 46% | 4,810 | 554 |
| Gulf of California | 36% | 11,080 | 410 |
| Gulf of Corryvreckan | 45% | 5,114 | 543 |
| Gulf of Finland | 44% | 5,540 | 528 |
| Gulf of Guinea | 41% | 7,214 | 482 |
| Gulf of Maine | 48% | 3,927 | 591 |
| Gulf of Oman | 42% | 6,484 | 501 |
| Gulf of Saint Lawrence | 47% | 4,505 | 566 |
| Gulf of Thailand | 46% | 4,870 | 552 |
| Hudson Bay | 30% | 17,229 | 340 |
| Ionian Sea | 34% | 12,937 | 385 |
| Irish Sea | 38% | 9,193 | 441 |
| Jamaica Bay | 50% | 3,531 | 611 |
| James Bay | 46% | 4,962 | 548 |
| Kara Sea | 48% | 4,049 | 585 |
| Kattegat | 33% | 13,150 | 382 |
| Kealakekua Bay | 50% | 3,561 | 609 |
| Long Island Sound | 40% | 7,823 | 468 |
| Lulworth Cove | 50% | 3,592 | 608 |
| Monterey Bay | 44% | 5,662 | 525 |
| Moray Firth | 48% | 4,079 | 584 |
| Morecambe Bay | 50% | 3,531 | 611 |
| New York Harbor | 39% | 8,554 | 453 |
| North Sea | 25% | 25,296 | 283 |
| Norwegian Sea | 48% | 3,957 | 590 |
| Oresund | 43% | 6,027 | 514 |
| Palk Strait | 48% | 4,201 | 579 |
| Pearl Harbor | 30% | 17,259 | 340 |
| Philippine Sea | 44% | 5,723 | 523 |
| Prince William Sound | 45% | 5,236 | 539 |
| Puget Sound | 25% | 25,874 | 280 |
| Saltstraumen | 50% | 3,561 | 609 |
| San Francisco Bay | 39% | 8,554 | 453 |
| Scapa Flow | 35% | 11,932 | 398 |
| Sea of Azov | 34% | 13,059 | 383 |
| Sea of Japan | 36% | 10,380 | 421 |
| Sea of Marmara | 35% | 11,659 | 402 |
| Sea of Okhotsk | 41% | 7,001 | 487 |
| Seto Inland Sea | 45% | 5,327 | 535 |
| Skagerrak | 45% | 5,236 | 539 |
| Sognefjord | 47% | 4,383 | 571 |
| Solway Firth | 48% | 3,896 | 592 |
| South China Sea | 32% | 14,489 | 367 |
| Southern Ocean | 26% | 23,713 | 293 |
| Strait of Dover | 38% | 8,980 | 445 |
| Strait of Gibraltar | 28% | 21,156 | 309 |
| Strait of Juan de Fuca | 42% | 6,545 | 499 |
| Strait of Malacca | 27% | 21,825 | 305 |
| Strait of Messina | 31% | 15,372 | 358 |
| Straits of Mackinac | 43% | 6,088 | 512 |
| Sunda Strait | 50% | 3,561 | 609 |
| Taiwan Strait | 49% | 3,835 | 595 |
| Tampa Bay | 44% | 5,753 | 522 |
| Tasman Sea | 45% | 5,083 | 544 |
| The Wash | 43% | 6,118 | 511 |
| Tokyo Bay | 48% | 3,988 | 588 |
| Torres Strait | 45% | 5,144 | 542 |
| Tyrrhenian Sea | 32% | 15,098 | 361 |
| Venetian Lagoon | 45% | 5,327 | 535 |
| Wadden Sea | 42% | 6,514 | 500 |
| Weddell Sea | 49% | 3,622 | 606 |
| White Sea | 40% | 7,914 | 466 |
| Yellow Sea | 41% | 7,184 | 483 |
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