Martin Grosell

The ocean's health may depend on a tiny microbe inside fish

The ocean's health may depend on a tiny microbe inside fish A hidden alliance between fish and gut bacteria may be quietly helping regulate the oceans—and even the global carbon cycle. - Date: - May 31, 2026 - Source: - University of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science - Summary: - A surprising new discovery suggests that tiny microbes living inside fish may be helping shape the chemistry of the world’s oceans. Scientists found evidence that bacteria in the guts...