Agencies › Fish and Wildlife Service
Who's commenting on FWS rules
410 companies and organizations have filed 680 comment letters on 66 proposed rules from the Fish and Wildlife Service (FWS). The most frequent commenter is Center for Biological Diversity. 1 rule is open for comment now.
- Comment letters
- 680
- Organizations
- 410
- Rules with letters
- 66
- Open for comment now
- 1
Open for comment now
- General Provisions; Revised List of Birds Protected by the Migratory Bird Treaty Act FWS-HQ-MB-2026-0133 · due November 30, 2026
Who comments most on FWS rules
- Center for Biological Diversity · 53 letters on 39 rules · Environment & Conservation
- Friends of Animals · 15 letters on 15 rules · Environment & Conservation
- Earthjustice · 11 letters on 3 rules · Environment & Conservation
- WhoPoo App · 10 letters on 10 rules · Technology, Media & Telecom
- Humane World for Animals and Humane World Action Fund · 9 letters on 6 rules · Environment & Conservation
- Center for Biological Diversity and Humane World for Animals · 6 letters on 1 rule · Pharma & Medical Devices
- Energy and Wildlife Action Coalition · 6 letters on 6 rules · Energy, Mining & Utilities
- National Council for Air and Stream Improvement, Inc. (NCASI) · 6 letters on 6 rules · Manufacturing & Chemicals
- Safari Club International · 6 letters on 6 rules · Advocacy & Nonprofits
- Association of Zoos and Aquariums · 5 letters on 5 rules · Environment & Conservation
- Center for Biological Diversity, Healthy Gulf, and the Sierra Club · 5 letters on 1 rule · Pharma & Medical Devices
- Defenders of Wildlife · 5 letters on 4 rules · Environment & Conservation
- Natural Resources Defense Council · 5 letters on 5 rules · Environment & Conservation
- Ocean Conservation Research · 5 letters on 4 rules · Environment & Conservation
- Alaska Oil and Gas Association (AOGA) · 4 letters on 3 rules · Energy, Mining & Utilities
- American Bird Conservancy · 4 letters on 4 rules · Environment & Conservation
- Association of Fish and Wildlife Agencies · 4 letters on 4 rules · Environment & Conservation
- Bay Mills Indian Community · 4 letters on 4 rules · Government & Tribes
- Brookfield Zoo Chicago · 4 letters on 4 rules · Environment & Conservation
- Cowlitz Indian Tribe · 4 letters on 4 rules · Government & Tribes
- Environmental Action · 4 letters on 3 rules · Environment & Conservation
- Healthy Gulf · 4 letters on 3 rules · Environment & Conservation
- Lincoln Park Zoo · 4 letters on 4 rules · Environment & Conservation
- Responsible Growth Management Coalition, Inc. of SW Florida (a 501c3) · 4 letters on 1 rule · Advocacy & Nonprofits
- Sierra Club · 4 letters on 4 rules · Environment & Conservation
- Southern Environmental Law Center (SELC) · 4 letters on 2 rules · Environment & Conservation
- American Petroleum Institute (API) · 3 letters on 3 rules · Energy, Mining & Utilities
- Arizona Game and Fish Department · 3 letters on 3 rules · Government & Tribes
- BlueRibbon Coalition (BRC) · 3 letters on 3 rules · Advocacy & Nonprofits
- California Farm Bureau · 3 letters on 3 rules · Agriculture & Food
Letters by industry
Environment & Conservation 338 Government & Tribes 87 Agriculture & Food 58 Other 56 Advocacy & Nonprofits 51 Energy, Mining & Utilities 37 Pharma & Medical Devices 15 Technology, Media & Telecom 12 Manufacturing & Chemicals 7 Retail, Hospitality & Consumer 5 Healthcare 4 Transportation & Logistics 4 Business Groups & Chambers 3 Education 2 Law, Accounting & Consulting 1
Letters by year
Rules and how many letters each drew
- Endangered and Threatened Wildlife and Plants; Removal of Gila Chub From the List of Endangered and Threatened Wildlife FWS-R2-ES-2022-0001 · 3 letters
- Endangered and Threatened Wildlife and Plants; Grizzly Bear Listing on the List of Endangered and Threatened Wildlife With a Revised Section 4(d) Rule; Proposed Revision of the Protective Regulations Under Section 4(d) FWS-R6-ES-2024-0186 · 29 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for the Kern Canyon Slender Salamander and Endangered Species Status for the Relictual Slender Salamander; Designation of Critical Habitat FWS-R8-ES-2022-0081 · 2 letters
- Process for Authorizing Seasonal Migratory Game Bird Hunting FWS-HQ-MB-2024-0206 · 19 letters Final rule 2026
- National Wildlife Refuge System; 2026-2027 Station-Specific Hunting and Sport Fishing Regulations FWS-HQ-NWRS-2026-1223 · 40 letters Final rule 2026
- Marine Mammals; Incidental Take of Polar Bears in the Southern Beaufort Sea; Seismic Exploration Activities by SAExploration, Inc. FWS-R7-ES-2023-0086 · 6 letters
- Endangered and Threatened Wildlife and Plants; Removal of the North Park Phacelia From the List of Endangered and Threatened Plants FWS-R6-ES-2023-0114 · 4 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Jamaican Kite Swallowtail FWS-HQ-ES-2026-0397 · 1 letter
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 22 Species in the Commonwealth of the Northern Mariana Islands and the Territory of Guam FWS-R1-ES-2024-0194 · 5 letters
- Marine Mammals; Incidental Take of Polar Bears and Pacific Walruses in the Beaufort Sea and North Slope of Alaska FWS-R7-ES-2026-0694 · 17 letters Final rule 2026
- Definition of Shellfish; Inclusion of Cephalopods FWS-HQ-LE-2026-0628 · 15 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Removal of Geocarpon Minimum From the List of Endangered and Threatened Plants FWS-R4-ES-2024-0043 · 3 letters
- Endangered and Threatened Wildlife and Plants; Status Review for the Lesser Prairie-Chicken FWS-R2-ES-2025-1661 · 16 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Fish Lake Valley Tui Chub FWS-R8-ES-2024-0207 · 5 letters
- Endangered and Threatened Wildlife and Plants; Interagency Cooperation Regulations FWS-HQ-ES-2025-0044 · 52 letters
- Endangered and Threatened Wildlife and Plants; Listing Endangered and Threatened Species and Designating Critical Habitat FWS-HQ-ES-2025-0039 · 16 letters
- Endangered and Threatened Wildlife and Plants; Regulations for Designating Critical Habitat FWS-HQ-ES-2025-0048 · 55 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Regulations Pertaining to Endangered and Threatened Wildlife and Plants FWS-HQ-ES-2025-0029 · 56 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Regulations for Eleven Species Treated as Listed Due to Similarity of Appearance FWS-HQ-ES-2025-0176 · 33 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for the Borneo Earless Monitor FWS-HQ-ES-2025-0110 · 7 letters
- Endangered and Threatened Wildlife and Plants; Removal of Virginia Sneezeweed From the List of Endangered and Threatened Plants FWS-R5-ES-2024-0058 · 1 letter
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for the Blue Tree Monitor FWS-HQ-ES-2023-0033 · 6 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Barrens Darter FWS-R4-ES-2025-0033 · 4 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Seven Species of Pangolin FWS-HQ-ES-2025-0028 · 19 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Ghost Orchid FWS-R4-ES-2025-0022 · 3 letters
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for Four Distinct Population Segments of the Foothill Yellow-Legged Frog; Reopening of the Comment Period FWS-R8-ES-2023-0157 · 3 letters
- National Wildlife Refuge System; 2025-2026 Station-Specific Hunting and Sport Fishing Regulations FWS-HQ-NWRS-2025-0031 · 6 letters Final rule 2025
- Rescinding the Definition of “Harm” Under the Endangered Species Act FWS-HQ-ES-2025-0034 · 18 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Reopening Comment Periods for Three Proposed Rules; Announcement of a Public Hearing for One Proposed Rule FWS-R8-ES-2024-0041 · 2 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Big Red Sage FWS-R2-ES-2024-0083 · 1 letter
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for Clear Lake Hitch FWS-R8-ES-2024-0161 · 3 letters
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for the San Francisco Bay-Delta Distinct Population Segment of the Longfin Smelt FWS-R8-ES-2024-0131 · 3 letters
- Endangered and Threatened Wildlife and Plants; Threatened Status for the Florida Manatee and Endangered Status for the Antillean Manatee FWS-R4-ES-2024-0050 · 11 letters
- Injurious Wildlife Species; Listing Two Freshwater Mussel Genera and One Crayfish Species FWS-HQ-FAC-2024-0060 · 3 letters
- Endangered and Threatened Wildlife and Plants; Removal of Ute Ladies'-Tresses From the List of Endangered and Threatened Plants FWS-R6-ES-2024-0115 · 8 letters
- Endangered and Threatened Wildlife and Plants; Significant Portion of the Range for the Northern Distinct Population Segment of the Southern Subspecies of Scarlet Macaw FWS-HQ-ES-2022-0134 · 2 letters Final rule 2025
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Puerto Rican Skink, Lesser Virgin Islands Skink, and Virgin Islands Bronze Skink and Designation of Critical Habitat; Threatened Species Status With Section 4(d) Rule for Culebra Skink and Designation of Critical Habitat; Not Warranted Species Status for Mona Skink, Greater Virgin Islands Skink, Greater Saint Croix Skink, and Lesser Saint Croix Skink FWS-R4-ES-2024-0154 · 3 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Suckley's Cuckoo Bumble Bee FWS-R7-ES-2024-0117 · 8 letters
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for the Rayed Bean, Sheepnose, Snuffbox, and Spectaclecase Mussels FWS-R3-ES-2024-0144 · 10 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Eastern Hellbender FWS-R3-ES-2024-0152 · 9 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for Monarch Butterfly and Designation of Critical Habitat FWS-R3-ES-2024-0137 · 12 letters
- Administrative Requirements; Pittman-Robertson Wildlife Restoration and Dingell-Johnson Sport Fish Restoration Acts FWS-HQ-WSFR-2023-0125 · 1 letter Final rule 2026
- Endangered and Threatened Wildlife and Plants; Revised Designation of Critical Habitat for the Contiguous U.S. Distinct Population Segment of the Canada Lynx FWS-R6-ES-2024-0142 · 10 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for the Rusty Patched Bumble Bee FWS-R3-ES-2024-0132 · 8 letters Final rule 2026
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for Pecos Pupfish and Designation of Critical Habitat FWS-R2-ES-2024-0143 · 3 letters
- Endangered and Threatened Wildlife and Plants; Listing the Giraffe FWS-HQ-ES-2024-0157 · 43 letters
- Marine Mammals; Incidental Take of Polar Bears During Specified Activities; North Slope, Alaska FWS-R7-ES-2024-0140 · 9 letters Final rule 2025
- Endangered and Threatened Wildlife and Plants; Removing Chipola Slabshell and Fat Threeridge From the Federal List of Endangered and Threatened Wildlife FWS-R4-ES-2024-0051 · 2 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for Bethany Beach Firefly FWS-R5-ES-2024-0080 · 2 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Kentucky Creekshell and Designation of Critical Habitat FWS-R4-ES-2024-0065 · 1 letter
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Black Creek Crayfish and Designation of Critical Habitat FWS-R4-ES-2024-0090 · 5 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for the Alabama Hickorynut and Threatened Status With Section 4(d) Rule for Obovaria cf. unicolor FWS-R4-ES-2024-0130 · 6 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for West Virginia Spring Salamander and Designation of Critical Habitat FWS-R5-ES-2023-0179 · 1 letter
- Endangered and Threatened Wildlife and Plants; Endangered Status for the Eastern Regal Fritillary, and Threatened Status With Section 4(d) Rule for the Western Regal Fritillary FWS-R6-ES-2023-0182 · 16 letters
- National Wildlife Refuge System; 2024-2025 Station-Specific Hunting and Sport Fishing Regulations FWS-HQ-NWRS-2024-0034 · 13 letters Final rule 2024
- Endangered and Threatened Wildlife and Plants; 6-Month Extension of Final Determination on the Proposed Endangered Species Status for the Toothless Blindcat and the Widemouth Blindcat FWS-R2-ES-2023-0069 · 1 letter
- Endangered and Threatened Wildlife and Plants; Removal of Northeastern Bulrush From the Federal List of Endangered and Threatened Plants FWS-R5-ES-2023-0014 · 1 letter Final rule 2026
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for Barrens Topminnow FWS-R4-ES-2023-0224 · 4 letters
- Endangered and Threatened Wildlife and Plants; Removal of White Sedge (Carex albida) From the List of Endangered and Threatened Plants FWS-R8-ES-2023-0088 · 3 letters
- Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for the Dixie Valley Toad FWS-R8-ES-2023-0188 · 4 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status for Coal Darter With Section 4(d) Rule FWS-R4-ES-2023-0220 · 3 letters
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for the Northwestern Pond Turtle and Southwestern Pond Turtle FWS-R8-ES-2023-0092 · 10 letters
- Endangered and Threatened Wildlife and Plants; Removal of Roanoke Logperch From the List of Endangered and Threatened Wildlife FWS-R5-ES-2023-0181 · 1 letter Final rule 2025
- Endangered and Threatened Wildlife and Plants; Threatened Species Status With Section 4(d) Rule for Pygmy Three-Toed Sloth FWS-HQ-ES-2023-0151 · 2 letters
- Endangered and Threatened Wildlife and Plants; Endangered Species Status for Bushy Whitlow-Wort and Designation of Critical Habitat FWS-R2-ES-2023-0102 · 2 letters
- Subsistence Management Regulations for Public Lands in Alaska-Subpart B; Federal Subsistence Board Membership FWS-R7-SM-2024-0017 · 10 letters Final rule 2024
