Also to note, the terminology used in this dataset is used federally to describe reserves, and are used throughout the "Indian Act" which is the federal legislation governing First Nations and reserves (
https://laws-lois.justice.gc.ca/eng/acts/I-5/).
The below is from Government of Canada's Aboriginal Lands of Canada Legislative Boundaries:
"The Aboriginal Lands of Canada Legislative Boundaries web service includes legislative boundaries of Indian Reserves, Land Claim Settlement Lands (lands created under Comprehensive Land Claims Process that do not or will not have Indian Reserve status under the Indian Act) and Indian Lands. More specifically it includes the following lands: 1) Indian Reserves that include: 1.1) surrendered lands or a reserve, as defined in the Indian Act (this definition excludes Indian Settlements and Indian Communities); and 1.2) Sechelt lands, as defined in the Sechelt Indian Band Self-Government Act, chapter 27 of the Statutes of Canada, 1986; 2) Land Claim Settlement Lands that include: 2.1) Category IA land or Category IA-N land, as defined in the Cree-Naskapi (of Quebec) Act, chapter 18 of the Statutes of Canada, 1984 (category 1B and category II Lands are excluded from this definition); 2.2) Settlement land, as defined in the Yukon First Nations Self-Government Act, and lands in which an interest is transferred or recognized under section 21 of that Act (only Yukon First Nations Settlement Lands, which were surveyed and the survey plan recorded, are included in the map service); 2.3) Inuit Owned Lands as defined in the Agreement between the Inuit of the Nunavut Settlement Area and Her Majesty the Queen in Right of Canada given effect and declared valid by the Nunavut Land Claims Agreement Act (it includes all parcels that have been surveyed and those that do not require a survey (this includes the islands)); 2.4) Gwich’in Lands as defined in the Gwich’in Comprehensive Land Claim Agreement, given effect and declared valid by the Gwich’in Land Claim Settlement Act; 2.5) Inuvialuit Lands as defined in the Western Arctic (Inuvialuit) Claims Settlement Act; 2.6) Sahtu Lands as defined in The Sahtu Dene and Métis Comprehensive Land Claim Agreement given effect and declared valid by the Sahtu Dene and Métis Land Claim Settlement Act; and 2.7) Tlicho lands, as defined in the Tlicho Agreement, given effect and declared valid by the Tlicho Land Claims and Self-Government Act; 3) Indian Lands that include: 3.1) Lands in the Kanesatake Mohawk interim land base, as defined in the Kanesatake Mohawk Interim Land Base Governance Act, other than the lands known as Doncaster Reserve No. 17."