Heat Flow and Near‐Seafloor Magnetic Anomalies Highlight Hydrothermal Circulation at Brothers Volcano Caldera, Southern Kermadec Arc, New Zealand

• Published in: Geophysical research letters Vol. 46; no. 14; pp. 8252 - 8260
• Main Authors: Caratori Tontini, F., Tivey, M. A., Ronde, C. E. J., Humphris, S. E.
• Format: Journal Article
• Language: English
• Published: Washington John Wiley & Sons, Inc 28.07.2019
• Subjects: Anomalies; Autonomous underwater vehicles; Brothers volcano; Calderas; Data acquisition; Heat flow; Heat transfer; Heat transmission; Hydrothermal activity; hydrothermal circulation; Hydrothermal fields; IODP Expedition 376; Magnetic anomalies; Magnetic data; Mineralization; Ocean floor; Organic chemistry; Remotely operated vehicles; subduction‐related hydrothermal systems; Surveying; Underwater vehicles; Unmanned vehicles; Volcanic activity; Volcanic cones; Volcanoes

Key Points First systematic, integrated heat flow and magnetic study of a submarine arc volcano highlights multiscale convection cells Deep circulation structurally controlled, with recharge through the caldera floor and discharge at the caldera walls and postcollapse cones Shallow circulation is ch...