French: Bihoreau gris German: Nachtreiher Spanish: Martinete común
Subspecies and Distribution
N. n. nycticorax
(Linnaeus, 1758) – C & S Europe and N Africa E to C, S & E Asia (to E China, Japan and Taiwan), and S to Java, Sulawesi, Timor and Philippines; sub-Saharan Africa and Madagascar. Some N breeders winter in S parts of range.
N. n. hoactli
(J. F. Gmelin, 1789) – S Canada (EC Alberta to Nova Scotia) S through USA and Central and South America to N Chile and NC Argentina (Río Negro); Hawaiian Is.
N. n. obscurus
Bonaparte, 1855 – N Chile (from Atacama) and NC Argentina (from Río Negro) S to Tierra del Fuego.
N. n. falklandicus
E. J. O. Hartert, 1914 – Falkland Is.
56–65 cm; 278–1100 g; wingspan 105–112 cm. Distinctively-plumaged heron, with black cap, white head- and neck-sides, black mantle, dark grey upperwings,... read more
Raucous and noisy, with commonest call (typically given in flight) a “quok”, “kwark” or “kowak”,... read more
Extremely varied, using zones of fresh, brackish or salt water, and even feeding on floating kelp... read more
Food and feeding
Opportunistic feeder, with very varied diet, including fish (e.g. Cyprinus, Carassius, Tilapia, ... read more
Season varies considerably with region, but is generally in spring in temperate latitudes and during rains in tropical and subtropical... read more
Extensive post-breeding dispersal in all directions, in Europe starting in Jun, reaching up to 1200... read more
Status and conservation
Not globally threatened (Least Concern). Common to locally abundant throughout most of range; very wide range makes overall population estimate very difficult, but some... read more
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!