Image 2 (IMAGE) Hong Kong University of Science and Technology Caption Sampling hydrocarbon seeps (blue dots) and hydrothermal vents (yellow dots) of deep-sea limpets in the Northwest Pacific. 1-3: three seep areas in the Jiaolong Ridge of the South China Sea, the Kuroshima Knoll, and the Sagami Bay, respectively; 4-7: four vent fields in the Okinawa Trough. Inset: a representative photograph showing the morphology of the studied deep-sea limpet (scale bar = 1 cm). Credit HKUST Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.