PROTECTION STATUS: Endangered
YEAR PLACED ON LIST: 1982
CRITICAL HABITAT: None
RECOVERY PLAN: None
RANGE: Five to eight springs in Rock Creek Park. Total occupied area likely less than 120 square yards.
THREATS: Habitat destruction, degradation and fragmentation due to urban development; water pollution from urban runoff and pesticides; invasive species
POPULATION TREND: The population is likely stable, but critically imperiled.