PROTECTION STATUS: Not listed; candidate species
YEAR PLACED ON LIST: Endangered 2012
PETITIONED: 2004
CRITICAL HABITAT: None
RECOVERY PLAN: None
RANGE: Windward side of the Koolau Mountains on the island of Oahu, Hawaii; extirpated from the Waianae mountain range
THREATS: Severe alteration and degradation of streams and marsh habitat on Oahu by agricultural water diversions and urban development, introduction of nonnative insects and fish that prey on damselflies, alteration of habitat by invasive plants
POPULATION TREND: The damselfly is historically known from at least 16 localities on Oahu, but by 2001 there were just seven oceanic Hawaiian damselfly populations remaining and a total population of fewer than 1,000 damselflies.
