(Canada) , a species of small freshwater fish, also known as the alewife.
2007, "Alewife (Alosa pseudoharengus)," Fisheries and Aquaculture—Government of Nova Scotia (retrieved 30 Nov. 2011)Common names for the alewife are gaspereau, river herring, sawbelly, or kiack.
2010, William Casselman, Nova Scotia Fish Word: Kiack, www.billcasselman.com (retrieved 29 Nov. 2011)Finally, I visited a group of kiack fishermen down in Argyle. This was a new fishery to me. The kiack (also called gaspereau and alewife in other areas) is fished with a dip net out of small brooks in the Tusket River area.