Fisher River Cree Nation. Fisher River (Ochekwi-Sipi) is a Cree First Nations reserve located approximately 193 km north of Manitoba's capital city, Winnipeg. The Fisher River Cree Nation is composed of two reserves; Fisher River 44 and Fisher River 44A. The reserve population is 1709, the off reserve population is 1389 for a total of 3098 band members. Fisher River is 15,614 acres (6,319 hectares).