French: Butor d’Amérique German: Nordamerikanische Rohrdommel Spanish: Avetoro lentiginoso
Other common names:
North American Bittern
Piddletown, Dorset, England
S & C Canada (from British Columbia N to Great Slave Lake and along S Hudson Bay E to Newfoundland) S through much of USA, and, at least formerly, in C Mexico. Winters in S USA (California, Gulf Coast and S Atlantic coast), Mexico and West Indies. Old records from Costa Rica and Panama.
56–85 cm; 372–1072 g; wingspan 105–125 cm. Limited overlap with B. pinnatus (mainly in Mexico), but latter is separable from present species by... read more
Has far-carrying booming song typical of all Botaurus bitterns, rendered “oong, kach, oonk... read more
Marshes and bogs with shallow (5–20 cm) fresh, brackish or salt water, including artificial... read more
Food and feeding
Very variable, but mainly fish, including eels, catfish, perch, pickerel, suckers, killifish and sticklebacks; also frogs (Rana,... read more
Laying Apr–Jul, mostly May in Minnesota, New York and Michigan, and Jun in Quebec. Generally solitary and territorial, with densities... read more
Extensive post-breeding dispersal from Jul; in Sept–Nov birds migrate S, returning Feb–... read more
Status and conservation
Not globally threatened (Least Concern). Population levels difficult to estimate, but species generally considered to be stable in Canada and to lesser extent in southernmost... read more
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!