Ridgway's Rail (Rallus obsoletus) [XC629170]
by Paul Marvin from Otay Lakes, San Diego Co., California, United States (call)
Ridgway's Rail (Rallus obsoletus) [XC636473]
by Bobby Wilcox from Tijuana Slough NWR, trail from south end of 5th street, Imperial Beach, California, United States (call)
Subspecies
Considered by some authors to be a subspecies of Mangrove Rail (Rallus longirostris).
The following 4 subspecies are recognised:
obsoletus Ridgway, 1874 - Central California, mainly in San Francisco Bay. Considered by some authors to be a subspecies of Mangrove Rail (Rallus longirostris).
levipes Bangs, 1899 - Coastal central California to northern Baja California. Considered by some authors to be a subspecies of Mangrove Rail (Rallus longirostris).
yumanensis Dickey, 1923 - South-eastern California, southern Arizona and north-western Mexico. Considered by some authors to be a subspecies of Mangrove Rail (Rallus longirostris).
beldingi Ridgway, 1882 - Southern Baja California. Considered by some authors to be a subspecies of Mangrove Rail (Rallus longirostris).
BirdLife International Species Factsheet