Camponotus novaeboracensis

New York Carpenter Ant
Camponotus novaeboracensis

 

New York Carpenter Ant Camponotus novaeboracensis major worker July 22, 2005 on Robinson Island near Killarney, Ontario.
New York Carpenter Ant Camponotus novaeboracensis major worker July 22, 2005 on Robinson Island near Killarney, Ontario.

Identification: Rare in Ontario, the New York carpenter ants have head and abdomen black and the thorax and legs red. Very little hair on abdomen (gaster). Caste has major and minor workers, males and queens. Queens are black with red blotches or streaks on the thorax. Upper legs red, lower legs black. Male is black and has a small head.

Similar Species: Camponotus herculeanus has black at least on the base of the thorax.

New York Carpenter Ant Camponotus novaeboracensis one of many queens, June 26-06 on Robinson Island near Killarney, Ontario.
New York Carpenter Ant Camponotus novaeboracensis one of many queens, June 26-06 on Robinson Island near Killarney, Ontario.

Size: 6 to 12 mm. Queen 14 to 18 mm.

Flight Time: Nuptial flight from June to July.

Habitat: The ants are found in wet wooded Boreal forests, preferring fir trees and nesting in rotting logs and stumps.

Food: Major food source is honeydew from Treehoppers Membracidae, sap from wounds in trees, plant juices and dead insects. Also eat Spruce Budworm, Jack Pine Budworm and Forest Tent Caterpillars.

Life Cycle: Colony size can reach to about 10,000 workers.

Comments: Essex County – Ojibway Prairies species list, 2008.
The ant is a principal host for the Round Fungus Beetle Nemadus species.