Used for

• Black smokers (Oceanography)
• Deep-sea hydrothermal vents
• Deep-sea vents, Hydrothermal
• Hydrothermal deep-sea vents
• Oceanic hot springs
• Smokers, Black (Oceanography)
• Smokers, White (Oceanography)
• Vents, Hydrothermal
• White smokers (Oceanography)