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stable isotopes

This tag is associated with 3 posts

Hydrothermal vents spew out tasty morsels for local marine consumers

Hydrothermal vents are not only cool structures where magma meets the sea; they offer a previously unappreciated food source for marine organisms. Read on to find out how Chang et al. 2018 uncovered the role of vents in marine food webs. Katherine BarrettKate is a 2nd year PhD student in the Biological Sciences Department at […]

Time for an oil change: How filter feeders avoid feeding on oil

The Deepwater Horizon oil spill was the largest oil spill in U.S. history. Here, a pair of researchers investigates the incorporation of oil into mussels and barnacles in Louisiana estuaries, finding minimal amounts of oil signals detected in the species in the months following the spill. Erin MarkhamErin received her B.S. in Environmental Science from […]

Big Fish Eats Little Fish: Biomagnification of Natural Toxins

Naturally occurring poisons produced by some microorganisms can concentrate to dangerous levels in carnivorous fish, just like man-made pollutants do. In this study, researchers travelled to the Republic of Kiribati to investigate how ciguatoxins, responsible for ciguatera fish poisoning, are transferred between species in a complex reef ecosystem. Carrie McDonoughI am the founder of oceanbites, […]

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