Starting around 540 million years ago during the Cambrian explosion many animal phyla, including the freshest of them all—bivalves, came into existence. Within ~100 million years, bivalves gained gills modified to filter feed, siphons to better breath, and a muscular foot to bury themselves into the sediment. However, for the last ~400 million years . . . → Read More: Can Bivalves Kick It? Yes they can!
A potential new species of nudibranch (white box) on a bubblegum coral You might have noticed that my posting frequency is down recently. Why? 1. Kevin Z convinced me to start Tweeting. There seems to be an inverse relationship to my writing for DSN and posting Tweets. Previous attempts to integrate our Twitter content into . . . → Read More: What’s New With the Dr. M and the Oceans?
If you would understand anything, observe its beginning and its development. –Aristotle To understand the biogeography of the modern deep sea, we must examine the history of the ocean floor and the establishment of deep-sea fauna. The paleoceanography of the deep-sea is an account of intense fluctuations in temperature, oxygen, and circulation. In the past . . . → Read More: The Origins of Deep-Sea Fauna
A report from Dr. M while he is at sea in the northeast Pacific. You can also follow the expedition here. [mappress] Deep Sea Isopod, about 4cm long. Photo courtesy of MBARI. Saturday, we steamed to the south to visit Escanaba Trough at 3321 meters, our deepest dive of the expedition. The site is the . . . → Read More: NE Pacific Expedition Day 10
Post by Shawn M. Arellano. Dr. Shawn Arellano is a postdoctoral researcher at the Hong Kong University of Science and Technology. Her PhD research at the Oregon Institute of Marine Biology concerned the reproduction and recruitment dynamics of a methane-fueled seep mussel. B. childressi: Photo courtesy of Shawn M. Arellano I have a dirty secret: . . . → Read More: I have a dirty secret: I am a mussel sex voyeur.