潜点: Grand bancs

关于 Grand bancs

Grand Bancs is a notable dive site located in the Nosy Be region of Madagascar, characterized by its extensive coral formations and significant depths. It features plateaus that rise to 13 to 16 meters from the surface, dropping off dramatically to depths of 27 to 40 meters, and even beyond 60 meters along its fault line. This site is distinguished by abundant coverage of both fan and table corals, creating a rich underwater landscape. The topography includes steep drop-offs punctuated by numerous caves and smaller cavities. These sheltered areas provide habitat for various marine species, including hawkfish, fry, and shrimp, often adorned with vibrant alcyonarians. The site is a dynamic environment, with strong currents sometimes creating exhilarating drift dive conditions. These currents attract a wide array of pelagic life, making sightings of king mackerel, trevally, tuna, and various sharks common. Grand Bancs is also a seasonal hotspot for megafauna; humpback whales are observed calving from August to October, while manta rays, mobula rays, and whale sharks visit between September and December to feed on plankton. Diving at Grand Bancs often involves planning for drift entries due to variable currents. Divers are advised to maintain close proximity to their group. The site offers a rich experience, combining stunning coral reefs with opportunities for pelagic encounters, suitable for divers comfortable with moderate to strong currents.

潜点资料: Grand bancs

深度

13–60 m

水流

中等

入水方式

船宿或日间船

等级

中级

潜水类型

珊瑚礁, 珊瑚礁

地区 / 港口

马达加斯加

坐标

13.4333° S, 47.8833° E

条件与水流

Grand Bancs有中等到强劲的水流，强度会根据潮汐情况而变化。这些水流通常需要放流入水，为了安全，潜水员应计划好与团队保持近距离。多变的水流带来了丰富的远洋生物，但也要求潜水员具备一定的经验和良好的中性浮力控制能力。该潜点的能见度通常在10到40米之间，不过浮游生物的爆发（尤其是在较暖的月份）会降低能见度，同时也会吸引大型滤食性动物。水温范围从凉爽月份的24°C到温暖时期的28°C不等。潜水员应为多变的状况做好准备，并相应地计划好你的气体用量，因为该潜点的较深区域延伸超过60米。