The Marine Mammal Protection Act enacted in 1972 established a national policy to prevent marine mammals from declining beyond the point where they ceased to be significant function elements of the ecosystems of which they are a part.
The Marine Mammal Protection Act was enacted on October 21, 1972. The MMPA established a national policy to prevent marine mammal species and population stocks from declining beyond the point where they ceased to be significant functioning elements of the ecosystems of which they are a part.
Three federal entities share responsibility for implementing the MMPA:
The following is a list of the policies, guidance, and regulations we use to administer the MMPA.
| Title | Date | Document | 
|---|---|---|
| Policy for Distinguishing Serious from Non-Serious Injury of Marine Mammals | 2022 | PDF, 4 pages | 
| Process for Injury Determination Distinguishing Serious from Non-Serious Injury of Marine Mammals | 2023 | PDF, 55 pages | 
| Notice of Availability of National Policy | 2012 | 77 FR 3233 | 
| Responses to Public Comments on Draft Policy | 2012 | PDF, 52 pages | 
| Report of the Serious Injury Technical Workshop 10-13 September 2007, Seattle, Washington (NOAA Technical Memo NMFS-OPR-39) | 2008 | PDF, 108 pages | 
| Differentiating serious and non-serious injury of marine mammals taken incidental to commercial fishing operations report of the serious injury workshop, 1-2 April 1997, Silver Spring, Maryland (NOAA Technical Memo NMFS-OPR-13) | 1998 | PDF, 53 pages | 
Guidelines for Assessing Marine Mammal Stocks: Report of the GAMMS III Workshop, February 15-18, 2011, La Jolla, California (NOAA Tech Memo NMFS-OPR-47)
| Title | Date | Document | 
|---|---|---|
| Criteria for Determining Negligible Impact under MMPA Section 101(a)(5)(E) | 2020 | PDF, 20 pages | 
| Title | Date | Document | 
|---|---|---|
| NMFS Standards for Rehabilitation Facilities (2022 Revision) | 2022 | PDF, 50 pages | 
| Standards for Rehabilitation Facilities (2009 Original) | 2009 | PDF, 73 pages | 
| Standards for Release of Marine Mammals Following Rehabilitation (2022 Revision) | 2022 | PDF, 65 pages | 
| Standards for Release (2009 Original) | 2009 | PDF, 114 pages | 
| Stranding Agreement and Stranding Agreement Criteria (2022 Revision) | 2022 | PDF, 93 pages | 
| Evaluation Criteria and National Template for Marine Mammal Stranding Agreements (2009 Original) | 2009 | PDF, 55 pages | 
| Live and Dead Large Whale Emergency Response Best Practices | 2022 | PDF, 136 pages | 
| Small Cetacean Intervention Best Practices | 2022 | PDF, 54 pages | 
| Cetacean Mass Stranding Best Practices | 2022 | PDF, 65 pages | 
| Marine Mammal Euthanasia Best Practices | 2022 | PDF, 47 pages | 
| Cetacean and Pinniped Transport Best Practices | 2022 | PDF, 56 pages | 
| Marine Mammal Carcass Disposal Best Practices | 2022 | PDF, 33 pages | 
| Dwarf and Pygmy Sperm Whale (Kogia Spp.) Best Practices | 2022 | PDF, 30 pages | 
| Title | Date | Document | 
|---|---|---|
| Large Whale Entanglement Response Best Practices | 2022 | PDF, 332 pages | 
| Small Cetacean Entanglement Response Best Practices | 2022 | PDF, 115 pages | 
| Pinniped Entanglement Response Best Practices | 2022 | PDF, 183 pages | 
| Title | Date | Document | 
|---|---|---|
| Regulations Governing the Taking and Importing of Marine Mammals | various | 50 CFR 216 |