News Analysis: A Food Chain of Micro-Nutrient Iron, enjoyed by Phyto-Plankton has been discovered emanating from Atlantic Ocean Thermal Vents. Manganese is also present in the plumes. The Phyto-Plankton are consumed by fish and Whales [going up the Food Chain]. This Mid-Atlantic Ridge discovery bodes very well for wildlife in the area.
Reference: http://tinyurl.com/km45548