French: Gobemoucheron gris-bleu German: Blaumückenfänger Spanish: Perlita grisilla
Philadelphia, Pennsylvania, USA
Subspecies and Distribution
P. c. amoenissima
Grinnell, 1926 – W USA (S Oregon E to SW Wyoming) S to W Mexico (Baja California, on mainland S possibly to SE Coahuila and W Zacatecas); non-breeding SW USA (CW California, W & C Arizona, S New Mexico, W Texas) and Mexico (S to Jalisco and San Luis Potosí).
P. c. caerulea
(Linnaeus, 1766) – from SE Canada S in USA to E Nebraska, C Kansas, C Texas and S Florida; non-breeding SE USA S to Mexico (S from C & SC Sinaloa), Guatemala, Honduras and El Salvador, and (perhaps this race) Cuba.
P. c. obscura
Ridgway, 1883 – extreme S Baja California Sur (W Mexico).
P. c. perplexa
A. R. Phillips, 1991 – E Mexico from SE Coahuila and SW Nuevo León S on E part of high plateau to NE San Luis Potosí, possibly to S Hidalgo.
P. c. deppei
van Rossem, 1934 – E & S Mexico from WC Nuevo León and Tamaulipas S to E San Luis Potosí (possibly also Tlaxcala and Puebla), and Yucatán S to Isthmus of Tehuantepec and N & W Chiapas; probably also Belize; N populations non-breeding in S Mexico (Morelos, C & N Michoacán and from S Guerrero) E in Pacific lowlands to Guatemala.
P. c. comiteca
A. R. Phillips, 1991 – SC Mexico (from N Hidalgo and Michoacán) S in semi-arid highlands to NW Guatemala.
P. c. nelsoni
Ridgway, 1903 – Oaxaca (except S), in S Mexico.
P. c. cozumelae
Griscom, 1926 – Cozumel I, off NE Yucatán Peninsula (Mexico).
P. c. caesiogaster
Ridgway, 1887 – Bahamas and Turks and Caicos.
10–12 cm; 5–7 g. Bill short and slender, narrowing to fine, slightly hooked tip; fairly prominent rictal bristles. Male nominate race in breeding plumage has... read more
Thin, nasal contact calls, dominant frequency c. 6 kHz, with mixed overtones, delivery rate c. 60... read more
Most varied of all gnatcatcher species; wooded habitats ranging from shrublands to mature forest;... read more
Food and feeding
Prey items include small, sessile arthropods. In USA, mostly bugs (Hemiptera, including homopterans), beetles (Coleoptera) and spiders (... read more
Following details based on studies of nominate race and amoenissima; comparable information mostly lacking for other races.... read more
N populations (nominate and amoenissima) migratory, spending non-breeding season in S USA... read more
Status and conservation
Not globally threatened. Common in N of range; fairly common to common but local in S. The two N races (nominate and amoenissima) are also the most widely... read more
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