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First Timer Onboard!
Hi everyone! My name is Natalie Howard and I’m a master’s student in Dr. Jon Moore’s lab at Florida Atlantic University’s Harbor Branch Oceanographic Institute. This is my first time participating in one of the DEEPEND/RESTORE cruises and I am very excited to be here! I was introduced to the project while pursuing my undergraduate degree at the University of South Florida. While I was there, I helped Dr. Heather Judkins with pteropod data, and she introduced me to Dr. Jon Moore, where I now work with fish collected from the cruises.
This is an image of Melamphaes suborbitalis. It’s one of the larger Melamphaes, with an average standard length that’s over 90 mm! It also has a small spine on the top of its head, which is a distinguishing trait of this species.
Guess What Time It Is?
Yes, you guessed it! It’s time for another DEEPEND cruise in the Gulf of Mexico! Vans are loaded and being driven to Gulfport, MS, gear is packed. scientists are scrambling to make sure we have everything we need, and everyone is traveling in the next day or two to arrive in Gulfport for another successful adventure.
The Language of Light in the Deep Sea
Have you ever wondered how animals communicate, find food, mates and defend themselves in complete darkness? The answer is that most deep-sea animals have evolved the ability to produce their own light, and this is called bioluminescence. Most deep-sea creatures either have all the machinery to produce bioluminescence themselves (examples include fish and crustaceans), while others form a unique relationship with glowing bacteria that live in their light organs (example include squid and angler fish). This results in a beautiful underwater display of flashes, sparks and glows, much like a fireworks display on the 4th of July. However, in the deep-sea, where food and mates are limited and predators lurk in complete darkness, this light show is not for fun. The stakes are high, and this underwater “language of light” is critical for the animal’s survival.
A Dozen Years Since the Big Spill
By Daniel Hahn, NOAA
When the BP Deepwater Horizon oil spill happened more than a dozen years ago the thought of so much oil impacting the deep sea had not been considered thoroughly enough to fully comprehend the impacts. With the depth of the release nearly a mile below the surface, the high pressure of the release and the application of dispersants at the well head, a large portion of the oil remained trapped in the deep sea. As the strategy advisor for the offshore water column injury assessment, I worked with an incredible team of biologists, modelers, project managers, and more to develop a sampling plan to investigate the impacts of the oil spill on the waters of the Gulf of Mexico and the animals that inhabit them. Dozens of offshore sampling missions were part of the investigation and one of the main goals was simply to document what was in the deep waters of the Gulf. We had limited understanding of the diversity, distribution and abundance of the deep sea animals.