Article: Hemoglobin From a Deep-Sea Hydrothermal-Vent Copepod.

STEPHANE HOURDEZ [1],[*]

JASON LAMONTAGNE [2]

PAT PETERSON, [2]

ROY E. WEBER [3]

CHARLES R. FISHER [1]

Abstract. Deep-sea hydrothermal-vent fauna live in a highly variable environment where oxygen levels can be very low, and carbon dioxide and sulfide can reach high concentrations (1). These conditions are harsh for most aerobic metazoans, yet copepods can be abundant at hydrothermal vents. Here we report the structure and functional properties of hemoglobin extracted from the copepod Benthoxynus spiculifer, which was found in large numbers in a paralvinellid/gastropod community collection made during a cruise to the Juan de ...

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