New 'grumpy' fish species discovered in the Red Sea

Researchers from King Abdullah University of Science and Technology and the University of Washington have discovered a new fish species, the Grumpy Dwarf Goby. This tiny fish, measuring less than 2 centimeters, has a menacing appearance with large canines and a perpetually displeased expression. Lucía Pombo-Ayora, who coined its common name, remarked that while small, the fish's fierce look makes it appear as a fearsome predator in its world.

The Grumpy Dwarf Goby's bright red color helps it blend into its coral reef habitat, where red coralline algae grow on walls and overhangs. It lives in small holes and crevices, using its large canines to catch tiny invertebrates. This rare species was first discovered in the Farasan Banks of Saudi Arabia, and later specimens were found near Thuwal in the Red Sea. Researcher Viktor Nunes Peinemann initially thought it was the fiery dwarf goby, a species known from a single specimen collected in 1972, but further examination revealed it to be a new, undescribed species.

Researcher Viktor Nunes Peinemann highlights the discovery of the Grumpy Dwarf Goby as evidence of the vast, yet undiscovered biodiversity in the Red Sea. However, he expresses concern that environmental changes, such as coral bleaching and mortality driven by climate change, could lead to species going extinct before they are fully documented. The Red Sea is known for its many endemic species, and the discovery of the Grumpy Dwarf Goby adds to its unique fauna. Researchers stress the importance of continued research and conservation in this rapidly changing environment. To learn more, go to EurekAlert for the full news release https://www.eurekalert.org/news-releases/1058127