姑婆嶼

簡介

📍 概況：北海最大的無人島，以盛產野生紫菜與壯麗的水下火山海蝕門地形著稱。 🤿 環境：水深 8-22m，水底為多孔的海蝕玄武岩拱門與廊道，外海風浪稍大，水質純淨無人為污染。 🐠 生態：海蝕洞內生長許多海綿與硬珊瑚，棲息大量石斑、雀鯛群與龍蝦，是北海最優質的生態魚礁。 ⚠️ 須知：位處北海開闊海域，受冬季與初秋季風影響極大，僅適合盛夏風平浪靜時搭乘快艇造訪。

📍 Overview: The largest uninhabited island in Penghu's North Sea, famed for dramatic volcanic arches and caverns. 🤿 Conditions: 8-22m deep. Porous basalt arches and rock corridors with pristine water quality free of human runoff. 🐠 Ecology: Caverns support encrusting sponges and corals, sheltering groupers, damselfish clouds, and spiny lobsters. ⚠️ Note: Highly exposed northern waters susceptible to seasonal swells. Strictly accessible via boat during calm summer peaks.