Jeff Kopaska
@jeffkopaska.bsky.social
Executive Director at American Fisheries Society. Iowa State Cyclone. Love good beer and fishing. Passionate about fish, fisheries, and water quality.
Reposted by Jeff Kopaska
This week Executive Director @jeffkopaska.bsky.social joined Community Kevin Brannon on The Reel Anglers' Podcast to discuss conservation, fishing regulations, partnerships, and more: youtu.be/FbTIZ16cPpQ?...
Reel Angler Podcast: Community Kevin talks with Jeff Kopaska of the American Fisheries Society.
YouTube video by Rough Edge Studios / Rough Edge FM
youtu.be
November 7, 2025 at 8:21 PM
This week Executive Director @jeffkopaska.bsky.social joined Community Kevin Brannon on The Reel Anglers' Podcast to discuss conservation, fishing regulations, partnerships, and more: youtu.be/FbTIZ16cPpQ?...
Reposted by Jeff Kopaska
“I have to be hopeful… that our grandchildren will see we did everything we could.”
Christina Parker shares how she’s helping native fish survive climate extremes in CA.
🎥 Watch her story + the full #TomorrowsCatch series here: contentwithpurpose.co.uk/afs/tomorrow...
Christina Parker shares how she’s helping native fish survive climate extremes in CA.
🎥 Watch her story + the full #TomorrowsCatch series here: contentwithpurpose.co.uk/afs/tomorrow...
Christina Parker - Tomorrow's Catch
Christina Parker leads native fish conservation in California, using climate-resilient strategies like species rescue and habitat restoration to protect vulnerable aquatic life.
contentwithpurpose.co.uk
October 21, 2025 at 2:00 PM
“I have to be hopeful… that our grandchildren will see we did everything we could.”
Christina Parker shares how she’s helping native fish survive climate extremes in CA.
🎥 Watch her story + the full #TomorrowsCatch series here: contentwithpurpose.co.uk/afs/tomorrow...
Christina Parker shares how she’s helping native fish survive climate extremes in CA.
🎥 Watch her story + the full #TomorrowsCatch series here: contentwithpurpose.co.uk/afs/tomorrow...
Check out this week's Fisheries Podcast. I was interviewed about how things are going
@amfisheriessoc.bsky.social, and my vision for the future, working to make AFS valuable and relevant for all fisheries professionals.
fisheriespodcast.podbean.com/e/329-afs-vi...
@amfisheriessoc.bsky.social, and my vision for the future, working to make AFS valuable and relevant for all fisheries professionals.
fisheriespodcast.podbean.com/e/329-afs-vi...
329 - AFS' vision for the future with Executive Director Jeff Kopaska | The Fisheries Podcast
This week, Preston chats with the new Executive Director of The American Fisheries Society (AFS), Jeff Kopaska. They cover the unprecedented challenges Jeff has faced in his first year in the new role...
fisheriespodcast.podbean.com
October 5, 2025 at 12:02 PM
Check out this week's Fisheries Podcast. I was interviewed about how things are going
@amfisheriessoc.bsky.social, and my vision for the future, working to make AFS valuable and relevant for all fisheries professionals.
fisheriespodcast.podbean.com/e/329-afs-vi...
@amfisheriessoc.bsky.social, and my vision for the future, working to make AFS valuable and relevant for all fisheries professionals.
fisheriespodcast.podbean.com/e/329-afs-vi...
Reposted by Jeff Kopaska
In this week's #FishyFriday, @jeffkopaska.bsky.social discusses the 2024 winner of Best Paper in Marine and Coastal Fisheries - "Ecosystem‐level reference points: Moving toward ecosystem‐based fisheries management": fisheries.org/2025/09/best...
Best Paper in Marine and Coastal Fisheries - American Fisheries Society
Ecosystem‐level reference points: Moving toward ecosystem‐based fisheries management, by Wendy E. Morrison, Stephanie A. Oakes, Melissa A. Karp, Max H. Appelman, and Jason S. Link
fisheries.org
September 26, 2025 at 8:38 PM
In this week's #FishyFriday, @jeffkopaska.bsky.social discusses the 2024 winner of Best Paper in Marine and Coastal Fisheries - "Ecosystem‐level reference points: Moving toward ecosystem‐based fisheries management": fisheries.org/2025/09/best...
Reposted by Jeff Kopaska
Please enjoy my interview on the American Fisheries Society podcast. podcasts.apple.com/us/podcast/2...
🧪🌎🦑🦈 #SciComm
🧪🌎🦑🦈 #SciComm
2025 Excellence in Public Outreach Award recipient David Shiffman
Podcast Episode · AFS Beneath the Surface · 09/19/2025 · 25m
podcasts.apple.com
September 19, 2025 at 10:03 PM
Please enjoy my interview on the American Fisheries Society podcast. podcasts.apple.com/us/podcast/2...
🧪🌎🦑🦈 #SciComm
🧪🌎🦑🦈 #SciComm
In this week's Fishy Friday, @jeffkopaska.bsky.social discusses the 2024 winner of Best Paper in the Journal of Aquatic Animal Health: fisheries.org/2025/09/best...
September 19, 2025 at 7:38 PM
Reposted by Jeff Kopaska
In the Miramichi, Atlantic salmon populations are dropping precipitously. Salmon conservation groups say the culprit is clear: striped bass. But as I explored in this story for @theguardian.com, the picture is murky, especially in a changing climate www.theguardian.com/environment/...
‘It’s an all-you-can-eat buffet’: striped bass in a Canadian river are gobbling up all the salmon. Is a mass cull the answer?
Whether to kill one species to save another has split biologists, anglers and Indigenous communities in the Miramichi
www.theguardian.com
September 12, 2025 at 7:45 PM
In the Miramichi, Atlantic salmon populations are dropping precipitously. Salmon conservation groups say the culprit is clear: striped bass. But as I explored in this story for @theguardian.com, the picture is murky, especially in a changing climate www.theguardian.com/environment/...
#FishyFriday What allows native fish repatriations to be successful? What results in failure? The fish in question, the fish community, abiotic factors, and spatial scale-all of it.
To explore this, here is the 2024 TAFS Best Paper from @amfisheriessoc.bsky.social
academic.oup.com/tafs/article...
To explore this, here is the 2024 TAFS Best Paper from @amfisheriessoc.bsky.social
academic.oup.com/tafs/article...
Multiscale analysis predicts native species presence based on habitat and nonnative species abundance
AbstractObjective. The loss and degradation of aquatic habitat through fragmentation, water extraction, and climate warming contribute to declining native
academic.oup.com
September 12, 2025 at 6:59 PM
#FishyFriday What allows native fish repatriations to be successful? What results in failure? The fish in question, the fish community, abiotic factors, and spatial scale-all of it.
To explore this, here is the 2024 TAFS Best Paper from @amfisheriessoc.bsky.social
academic.oup.com/tafs/article...
To explore this, here is the 2024 TAFS Best Paper from @amfisheriessoc.bsky.social
academic.oup.com/tafs/article...
I know that guy!
I want to be optimistic...But there are immense challenges—@JeffKopaska, AFS Exec Director. From climate impacts to funding threats, our fisheries are at a crossroads. Jeff shares how to protect these resources for the future. Watch now: contentwithpurpose.co.uk/afs/tomorrow... #TomorrowsCatch
Jeff Kopaska - Tomorrow's Catch
Jeff Kopaska of the American Fisheries Society shares why science, funding, and next-gen leadership are critical to securing the future of our fisheries. Watch his story now.
contentwithpurpose.co.uk
September 11, 2025 at 5:25 PM
I know that guy!
#SundayFishSketch sorry for my long absence. No fishy puzzles recently. This one is a donation for the upcoming North American Sturgeon and Paddlefish conference. My best attempt at a shovelnose sturgeon. A gift from @amfisheriessoc.bsky.social
September 7, 2025 at 9:26 PM
#SundayFishSketch sorry for my long absence. No fishy puzzles recently. This one is a donation for the upcoming North American Sturgeon and Paddlefish conference. My best attempt at a shovelnose sturgeon. A gift from @amfisheriessoc.bsky.social
Reposted by Jeff Kopaska
The Bee Brick is a mandatory addition to new construction projects in the UK. They provide tiny homes for solitary bees; the most prolific pollinators 🐝
February 26, 2025 at 5:21 PM
The Bee Brick is a mandatory addition to new construction projects in the UK. They provide tiny homes for solitary bees; the most prolific pollinators 🐝
Reposted by Jeff Kopaska
Expert Interviews: Dr. Marlis Douglas | Jeff Kopaska @jeffkopaska.bsky.social | Gary Whelan | Christina Parker | MeiLin Precourt | Joseph Snapp | Julie Claussen @julielovesfish.bsky.social | Dr. Katherine O’Reilly @drkatfish.bsky.social | Jay Hesse | Dr. David Shiffman @whysharksmatter.bsky.social
August 26, 2025 at 2:38 PM
Expert Interviews: Dr. Marlis Douglas | Jeff Kopaska @jeffkopaska.bsky.social | Gary Whelan | Christina Parker | MeiLin Precourt | Joseph Snapp | Julie Claussen @julielovesfish.bsky.social | Dr. Katherine O’Reilly @drkatfish.bsky.social | Jay Hesse | Dr. David Shiffman @whysharksmatter.bsky.social
My Fishy Friday entry for this week. Enjoy!
This Fishy Friday, @jeffkopaska.bsky.social highlights a recent #Fisheries article (with free access) about efforts to establish a National Center for Ecologically Sustainable Water Conservation and Management: fisheries.org/2025/08/esta...
Establishing a National Center for Ecologically Sustainable Water Conservation and Management - American Fisheries Society
Today’s paper reminded me of some of the sturgeon sampling I assisted with in my former role with the Iowa DNR. We would go out electrofishing (and trammel netting) for Shovelnose Sturgeon during thei...
fisheries.org
August 22, 2025 at 11:55 PM
My Fishy Friday entry for this week. Enjoy!
Reposted by Jeff Kopaska
Meet Kerry! She is one of three wonderful speakers lined up to present a 5-minute Lightning Talks during our session next Tuesday at #AFS155 in San Antonio.
Kerry will present her experiences communicating about water quality in the aftermath of two major hurricanes that hit Tampa Bay.
Kerry will present her experiences communicating about water quality in the aftermath of two major hurricanes that hit Tampa Bay.
August 6, 2025 at 9:05 PM
Meet Kerry! She is one of three wonderful speakers lined up to present a 5-minute Lightning Talks during our session next Tuesday at #AFS155 in San Antonio.
Kerry will present her experiences communicating about water quality in the aftermath of two major hurricanes that hit Tampa Bay.
Kerry will present her experiences communicating about water quality in the aftermath of two major hurricanes that hit Tampa Bay.
Happy Fishy Friday! I love the
collaboration in this paper. Lake sturgeon are an imperiled species. Artificial propagation is a strategy to amend populations. The results were not what the authors expected, and many more questions were raised.
academic.oup.com/naja/advance...
collaboration in this paper. Lake sturgeon are an imperiled species. Artificial propagation is a strategy to amend populations. The results were not what the authors expected, and many more questions were raised.
academic.oup.com/naja/advance...
Effects of physical enrichment on survival, growth, and physiology of captive-reared juvenile Lake Sturgeon
ABSTRACTObjective. We investigated whether physical enrichment can be used at the captive-rearing stage to promote a more natural phenotype and better prep
academic.oup.com
August 1, 2025 at 5:52 PM
Happy Fishy Friday! I love the
collaboration in this paper. Lake sturgeon are an imperiled species. Artificial propagation is a strategy to amend populations. The results were not what the authors expected, and many more questions were raised.
academic.oup.com/naja/advance...
collaboration in this paper. Lake sturgeon are an imperiled species. Artificial propagation is a strategy to amend populations. The results were not what the authors expected, and many more questions were raised.
academic.oup.com/naja/advance...
Reposted by Jeff Kopaska
We will be hosting another student feedback session on Thursday, July 31 at 7pm CT. Students can receive feedback on how to improve their #fishscicomm ahead of their big days at the @amfisheriessoc.bsky.social Annual Meeting in the Lonestar State.
July 21, 2025 at 11:44 PM
We will be hosting another student feedback session on Thursday, July 31 at 7pm CT. Students can receive feedback on how to improve their #fishscicomm ahead of their big days at the @amfisheriessoc.bsky.social Annual Meeting in the Lonestar State.
Fishy Friday! This paper highlights an AFS symposium on Sonar Techniques. I enjoyed this paper utilizing new technology, adding to the fishery scientists toolbox. The authors identified the challenges and benefits of this approach, and Atlantic Sturgeon! academic.oup.com/tafs/article...
Using side-scan sonar to estimate the abundance of dual-spawning Atlantic Sturgeon in the Great Pee Dee River, South Carolina
ABSTRACTObjective. Abundance estimates of spawning adult Atlantic Sturgeon Acipenser oxyrinchus oxyrinchus are needed to assess current population status a
academic.oup.com
July 26, 2025 at 2:21 AM
Fishy Friday! This paper highlights an AFS symposium on Sonar Techniques. I enjoyed this paper utilizing new technology, adding to the fishery scientists toolbox. The authors identified the challenges and benefits of this approach, and Atlantic Sturgeon! academic.oup.com/tafs/article...
Reposted by Jeff Kopaska
In our latest AFS Beneath the Surface podcast, we continue our Section Roundup with a look at the Invasive and Introduced Species Section: americanfisheriessociety.podbean.com/e/section-ro...
AFS Section Roundup: Invasive and Introduced Species Section | AFS Beneath the Surface
The AFS Sections roundup continues today with an introduction to the Invasive and Introduced Species Section! Today's guest is Nathan Lederman, the Section's current president. Join us to learn about this section's history and current projects. To learn more, join their business meeting at the AFS Annual Meeting next month! Episode guest: Nathan Lederman nathaniel.lederman@wisconsin.gov Learn more about the American Fisheries Society and our upcoming Annual Meeting! Comments or suggestions? Submit via email to lmaza@fisheries.org
americanfisheriessociety.podbean.com
July 15, 2025 at 9:14 PM
In our latest AFS Beneath the Surface podcast, we continue our Section Roundup with a look at the Invasive and Introduced Species Section: americanfisheriessociety.podbean.com/e/section-ro...
Check out this video from the USFWS highlighting the roles anglers, agencies and sport fishing manufacturers play in conserving and enhancing fish populations. This one talks about Iowa, but it happens nationwide. 🎣🐟
m.youtube.com/watch?v=HBZf...
m.youtube.com/watch?v=HBZf...
Partnering in America's Heartland for Sport Fish Restoration
YouTube video by Partner with a Payer
m.youtube.com
July 11, 2025 at 12:59 AM
Check out this video from the USFWS highlighting the roles anglers, agencies and sport fishing manufacturers play in conserving and enhancing fish populations. This one talks about Iowa, but it happens nationwide. 🎣🐟
m.youtube.com/watch?v=HBZf...
m.youtube.com/watch?v=HBZf...
Reposted by Jeff Kopaska
Conveying scientific #evidence to the public is important at individual & societal levels. But communication can be problematic. Taddicken & Thoms compared linguistic analysis & audience assessments of experts & found a human factor may affect perceptions of comprehensibility doi.org/10.3389/fcom...
July 5, 2025 at 12:15 PM
Conveying scientific #evidence to the public is important at individual & societal levels. But communication can be problematic. Taddicken & Thoms compared linguistic analysis & audience assessments of experts & found a human factor may affect perceptions of comprehensibility doi.org/10.3389/fcom...
We had an outstanding time representing the fisheries community, talking about important issues with Congressional offies.
Yesterday, I joined 20 other @amfisheriessoc.bsky.social members for the Society's 1st Capitol Hill Fly-in! We collectively visited 50+ Congressional offices to provide outreach about the importance of federal support for a variety of natural resource and science issues including #GreatLakes health
June 26, 2025 at 1:23 AM
We had an outstanding time representing the fisheries community, talking about important issues with Congressional offies.
Reposted by Jeff Kopaska
1.1 million pounds of nitrate-nitrogen will pass through the city of Cedar Rapids today in the Cedar River. That's equivalent to the contents of 322 of these. One day, one river, in Iowa.
waterdata.usgs.gov/nwis/uv?cb_0...
waterdata.usgs.gov/nwis/uv?cb_0...
June 21, 2025 at 11:07 AM
1.1 million pounds of nitrate-nitrogen will pass through the city of Cedar Rapids today in the Cedar River. That's equivalent to the contents of 322 of these. One day, one river, in Iowa.
waterdata.usgs.gov/nwis/uv?cb_0...
waterdata.usgs.gov/nwis/uv?cb_0...
Reposted by Jeff Kopaska
AFS joined other science, conservation, and outdoor organizations in a "Statement on Federal Public Lands Transfer, Sale, and Exchange." The current Senate budget reconciliation bill requires federal agencies to sell 2-3 million acres in 11 western states. Read more: fisheries.org/2025/06/stat...
Statement on Federal Public Lands Transfer, Sale, and Exchange - American Fisheries Society
American Fisheries Society ● American Fly Fishing Trade Association ● Angler Action Foundation ● Archery Trade Association ● Backcountry Hunters & Anglers
fisheries.org
June 16, 2025 at 9:24 PM
AFS joined other science, conservation, and outdoor organizations in a "Statement on Federal Public Lands Transfer, Sale, and Exchange." The current Senate budget reconciliation bill requires federal agencies to sell 2-3 million acres in 11 western states. Read more: fisheries.org/2025/06/stat...
Reposted by Jeff Kopaska
Save for San Antonio! Only 1 week until early bird registration closes on Wednesday, June 4. AFS members can also save up to $200 on registration when logging in with their membership credentials. Want to save on registration, but not a member? Join AFS today: fisheries.org/membership/j...
May 28, 2025 at 6:00 PM
Save for San Antonio! Only 1 week until early bird registration closes on Wednesday, June 4. AFS members can also save up to $200 on registration when logging in with their membership credentials. Want to save on registration, but not a member? Join AFS today: fisheries.org/membership/j...
Reposted by Jeff Kopaska
At AFS, we keep costs down by negotiating room blocks in exchange for meeting space, but we need your help! Booking your room within the AFS hotel blocks helps us keep registration rates as low as possible for this and future meetings. Secure your room today: bit.ly/4jLvR40... #fisheries #AFS155
Hotels – 155th AFS Annual Meeting
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bit.ly
May 22, 2025 at 8:55 PM
At AFS, we keep costs down by negotiating room blocks in exchange for meeting space, but we need your help! Booking your room within the AFS hotel blocks helps us keep registration rates as low as possible for this and future meetings. Secure your room today: bit.ly/4jLvR40... #fisheries #AFS155