Deep Arctic Ocean Methane Seeps 2 (image) CAGE - Center for Arctic Gas Hydrate, Climate and Environment Share Print E-Mail Caption A crinoid is an ocean animal that has long, feathery arms that extend into the water column and use their tiny, sticky tube feet to pick up particles for food. Credit Courtesy of CAGE/UiT Usage Restrictions The image can be used by reporters in related news releases with proper accreditation. Share Print E-Mail 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.