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Blue Lagoon (Madnewan / Leiga lagoon)
Anchorage · Central Calvados · Louisiade Archipelago, Papua New Guinea · also called Blue Lagoon, Madnewan, Mabneian
Open Blue Lagoon (Madnewan / Leiga lagoon) in the interactive mapThe guide
- Position
- 11°08.22'S 152°45.88'E
- Depth
- 12–15 m
- Wind shelter
- good in NE, SE
- Shelter
- Protected from NE and SE up to ~15 kn; swelly when the reef covers at high tide.
- Getting in
- West entrance, least depth ~6 m at low water neaps; reefs inside are deep.
- Bottom
- sand with scattered coral
- Notes
- No residents.
Our sketch map

Drawn by us from OpenStreetMap, Sentinel-2 and our GPS. Not for navigation.
More in the Central Calvados
Bagaman NW bay - Chief Noah's villageBagaman NE bay - Oisi village (the carvers)Bagaman south bayBagaman - anchorage 4 (east)Bobo EinaHoba Bay, Pana NumaraPana Numara village - bagi makers (NE side)Gigila Island (Kuwanak village)Robinson's Anchorage, KunawakPana Wina - Pastor Paskel's village (west)Pana Wina north-side creek - CYCLONE HOLEPana Wina - Pana Bali (south side)Pana Wina - SW / river mouthHemenahei IslandSabara (Sabari) lagoonSabra NorthKimuta Island (Renard Islands)Baiwa islet (Renard Islands)Siwai Wa passage (west side)Chibudi PassDuna Labwa PassagePassage east of Wuri Wuri (no name)
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This guide is free for everyone, sailor or not: explore the islands and watch our episodes right where they were filmed. The two of us made it from our own visits, footage and a lot of late nights over the maps.
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♥ Join us on PatreonOpen the interactive mapSources: Maranatha web waypoints (Blue Lagoon) · compendium p95 (Songlines 2011 sailed past)
Thanks to Maranatha guide, Soggy Paws PNG Compendium: their notes are summarised in our own words.
This guide is a set of personal cruising notes shared in good faith. Information can be out of date or wrong, and positions can be out by hundreds of metres. It is not a substitute for official charts and notices, your own eyes, local knowledge, or professional medical, legal or customs advice. You use it at your own risk: the skipper alone is responsible for the safety of the vessel and everyone on board, and the authors accept no liability for any loss, injury or damage arising from its use.
Thanks to Maranatha guide, Soggy Paws PNG Compendium: their notes are summarised in our own words.
This guide is a set of personal cruising notes shared in good faith. Information can be out of date or wrong, and positions can be out by hundreds of metres. It is not a substitute for official charts and notices, your own eyes, local knowledge, or professional medical, legal or customs advice. You use it at your own risk: the skipper alone is responsible for the safety of the vessel and everyone on board, and the authors accept no liability for any loss, injury or damage arising from its use.