yellow buoys in channel between lazarus island and kusu island

what. buoys seen (07 October 2017)

where. channel between Lazarus Island and Kusu Island, Singapore

remarks. A series of - possibly - 4 or 5 yellow buoys in the channel between Lazarus Island and Kusu Island, as seen from Kusu Island. They are unlikely to have lights on them.

note. Malay for lighthouse: rumah api; Mandarin Chinese for lighthouse: 灯塔 (simplified script; dēngtǎ), 燈塔 (traditional script; dēngtǎ); Tamil for lighthouse: கலங்கரை விளக்கம் (kalaṅkarai viḷakkam)

[Photo: Canon EOS M50, 07 October 2018]