Tag: Chaenocephalus aceratus

Watercolor-style illustration of a pale, dark-mottled Antarctic icefish with a broad head, large eye, delicate dorsal fin and fan-shaped pectoral fin, hovering above a rocky seafloor beneath sea ice in blue water; an artistic depiction rather than an anatomical diagram.

How Can Antarctic Icefish Live Without Hemoglobin?

 cacophony  10/28/2026

Antarctic icefish use dissolved oxygen and a remodeled circulation to live without hemoglobin. Their genomes reveal clues to how the genes vanished.

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