The newly identified killifish, named *Laimosemion laranja*, displays distinctive bright orange spots alongside bold chevron markings near its tail. Its restricted habitat in the Rio Cajari drainage currently suffers from mining runoff, plastic waste, and ongoing deforestation. In response, scientists are urging authorities to expand the neighboring Rio Cajari Extractive Reserve to protect the remaining waters. The species also provides critical scientific insight into seasonal survival adaptations, such as embryos that remain dormant in damp mud during dry periods.
Key points
The newly identified fish already meets the necessary criteria to be categorized as Endan…: The newly identified fish already meets the necessary criteria to be categorized as Endangered under International Union for Conservation of Nature guidelines.
Researchers recommend expanding the nearby Rio Cajari Extractive Reserve to encompass the…: Researchers recommend expanding the nearby Rio Cajari Extractive Reserve to encompass the vulnerable pools and safeguard the species.
The species offers valuable scientific insights into how Amazonian fish embryos survive s…: The species offers valuable scientific insights into how Amazonian fish embryos survive seasonal dry periods by lying dormant in mud.
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What if you’re shopping for the perfect top for your night out and fall in love with this beautiful sparkly number, just to find out it is sold out in your size? What I can only imagine would be tenfolds the amount of the same disappointment; scientists have discovered a tiny fish with orange markings, only to find out that the species may already be at risk of extinction.
Laimosemion laranja, a dazzling little killifish found in Brazil’s Amazon is barely three centimetres long, wears bright orange spots along its body and bold chevron-like markings near its tail. It is beautiful, unusual, and, perhaps most worryingly, found in only three small forest pools.
A fish unlike any other
The
discovery was made in the Rio Cajari drainage in southern Amapá, a state in northern Brazil. Researchers from the Universidade Federal do Rio Grande do Norte, Instituto Peixe das Nuvens, Universidade Federal do Pará and the University of West Florida were surveying small rivers known locally as
igarapés when they came across the fish. Its colour immediately stood out. Lead researcher…
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