ENDANGERED SPECIES ACT PROFILE

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.

Photo of habitat for Hay's' spring amphipod by Brett Hartl