Kalpana Kalpana (Editor)

North Danger Reef

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North Danger Reef (11°25′N 114°21′E) is one of the seven major reefs / banks / etc. in the Spratly Islands area of the South China Sea. It is the most North Western of the features of the Spratly Islands, located to the NW of Dangerous Ground.

The reef is a large (8.5 nautical miles) approximately circular atoll with a central lagoon (~20m deep) circled by a number of features.

Features of North Danger Reef

Commencing in the NE and travelling anti-clockwise to the SW:

  • North Reef (11°28′N 114°23′E)
  • North Pass
  • Northeast Cay (11°27′N 114°21′E) - light on NE side
  • Shira Islet
  • Middle Pass
  • Southwest Cay (11°26′N 114°20′E) - marked by a light
  • West Pass - N
  • Jenkins Patches
  • West Pass - S
  • South Reef (11°23.3′N 114°17.9′E) - SW of the Reef
  • South Pass

    • Continuing anti-clockwise to the East and NE:

  • Sabine Patches
  • Farquharson Patches
  • East Pass
  • Day Shoal - NE of reef
  • Iroquois Ridge - central N of reef

    • References

    North Danger Reef Wikipedia
    (Text) CC BY-SA