U.S. Code of Federal Regulations

Regulations most recently checked for updates: Sep 16, 2025

All TitlesTitle 50Chapter IIPart 226 - PART 226—DESIGNATED CRITICAL HABITAT
§ 226.101 - Purpose and scope.
§ 226.201 - Critical habitat for the Hawaiian monk seal (Neomonachus schauinslandi).
§ 226.202 - Critical habitat for Steller sea lions.
§ 226.203 - Critical habitat for North Atlantic right whales (Eubalaena glacialis).
§ 226.204 - Critical habitat for Sacramento winter-run chinook salmon.
§ 226.205 - Critical habitat for Snake River sockeye salmon, Snake River fall chinook salmon, and Snake River spring/summer chinook salmon.
§ 226.206 - Critical habitat for the Southern Resident killer whale (Orcinus orca).
§ 226.207 - Critical habitat for leatherback turtles (Dermochelys coriacea).
§ 226.208 - Critical habitat for green turtle.
§ 226.209 - Critical habitat for hawksbill turtle.
§ 226.210 - Central California Coast Coho Salmon (Oncorhynchus kisutch), Southern Oregon/Northern California Coasts Coho Salmon (Oncorhynchus kisutch).
§ 226.211 - Critical habitat for Seven Evolutionarily Significant Units (ESUs) of Salmon (Oncorhynchus spp.) in California.
§ 226.212 - Critical habitat for 15 Distinct Population Segments (DPSs) of salmon and steelhead (Oncorhynchus spp.) in Washington, Oregon and Idaho.
§ 226.213 - [Reserved]
§ 226.214 - Critical habitat for Gulf sturgeon.
§ 226.215 - Critical habitat for the North Pacific Right Whale (Eubalaena japonica).
§ 226.216 - Critical habitat for elkhorn (Acropora palmata) and staghorn (A. cervicornis) corals.
§ 226.217 - Critical habitat for the Gulf of Maine Distinct Population Segment of Atlantic Salmon (Salmo salar).
§ 226.218 - Critical habitat for the U.S. DPS of smalltooth sawfish (Pristis pectinata).
§ 226.219 - Critical habitat for the Southern Distinct Population Segment of North American Green Sturgeon (Acipenser medirostris).
§ 226.220 - Critical habitat for the Cook Inlet beluga whale (Delphinapterus leucas).
§ 226.221 - Critical habitat for black abalone (Haliotis cracherodii).
§ 226.222 - Critical habitat for the southern Distinct Population Segment of eulachon (Thaleichthys pacificus).
§ 226.223 - Critical habitat for the Northwest Atlantic Ocean Distinct Population Segment of the loggerhead sea turtle (Caretta caretta).
§ 226.224 - Critical habitat for the Puget Sound/Georgia Basin DPS of yelloweye rockfish (Sebastes ruberrimus), and Bocaccio (S. paucispinus).
§ 226.225 - Critical habitat for the Gulf of Maine, New York Bight, Chesapeake Bay, Carolina, and South Atlantic distinct population segments (DPSs) of Atlantic Sturgeon.
§ 226.226 - Critical habitat for the main Hawaiian Islands insular false killer whale (Pseudorca crassidens) Distinct Population Segment.
§ 226.227 - Critical habitat for the Central America, Mexico, and Western North Pacific distinct population segments (DPSs) of humpback whales (Megaptera novaeangliae).
§ 226.228 - Critical Habitat for the Arctic Subspecies (Pusa hispida hispida) of the Ringed Seal.
§ 226.229 - Critical Habitat for the Beringia Distinct Population Segment of the Bearded Seal Subspecies Erignathus barbatus nauticus.
§ 226.230 - Critical habitat for the Caribbean Boulder Star Coral (Orbicella franksi), Lobed Star Coral (O. annularis), Mountainous Star Coral (O. faveolata), Pillar Coral (Dendrogyra cylindrus), and Rough Cactus Coral (Mycetophyllia ferox).
§ 226.231 - Critical habitat for the Nassau grouper.
§ 226.232 - Critical habitat for Acropora globiceps, Acropora retusa, Acropora speciosa, Fimbriaphyllia paradivisa, and Isopora crateriformis.
Appendix - Table 1 to Part 226—Major Steller Sea Lion Rookery Sites
Appendix - Table 2 to Part 226—Major Steller Sea Lion Haulout Sites in Alaska
Appendix - Table 3 to Part 226—Hydrologic Units Containing Critical Habitat for Snake River Sockeye Salmon and Snake River Spring/Summer and Fall Chinook Salmon
Appendix - Table 4 to Part 226 [Reserved]
Appendix - Table 5 to Part 226—Hydrologic Units and Counties Containing Critical Habitat for Central California Coast Coho Salmon, Tribal Lands Within the Range of the ESU, and Dams/Reservoirs Representing the Upstream Extent of Critical Habitat
Appendix - Table 6 to Part 226—Hydrologic Units and Counties Containing Critical Habitat for Southern Oregon/Northern California Coasts Coho Salmon, Tribal Lands Within the Range of the ESU, and Dams/Reservoirs Representing the Upstream Extent of Critical Habitat
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