The Ocean Tracking Network (OTN) is a global aquatic research, data management & partnership platform headquartered @DalhousieU in Halifax, Nova Scotia, Canada.

Halifax, Nova Scotia, Canada
We'll no longer be actively posting on this platform, but we’re still sharing updates, stories, and science elsewhere! Please follow us on our other social media channels.
1
1
2
459
📢 New publication! “Towards a Best Practice in Acoustic Telemetry Mooring Design” from OTN and @IMOS_Aus shares 10+ yrs of field-tested methods for deploying acoustic gear from estuaries to offshore. repository.oceanbestpractice…
5
178
🎤 Mic drop… into the ocean. For #WorldOceansDay, we’re listening closely to the giants of the deep. Slocum gliders are equipped with hydrophones to listen for whale calls. These underwater microphones allow OTN collaborators to develop policies to protect endangered whales.
4
154
We’re inviting collaborators to feature their work in an OTN research profile! They're a great way to: 🌊 Strengthen community connections 🌊 Share your insights with a global audience 🌊 Inspire future research Learn more & get started: oceantrackingnetwork.org/res…
1
1
137
✨STUDY HALL TAKEOVER✨ Edward Lavender will be joining study hall to discuss the use of state-space modelling in passive acoustic telemetry systems & show how we can formulate and fit state-space models via particle algorithms using the patter R package! oceantrackingnetwork.org/stu…
2
2
161
📣 WE’RE HIRING! OTN's programmer will be responsible for delivering reproducible data products and visualizations that showcase the use of OTN data, and for responding to requests for historic or summarized data and visualizations. Learn more & apply: oceantrackingnetwork.org/wer…
4
2
217
JUNE STUDY HALL SCHEDULE! 🗓️ Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem-solve! This month, we'll have Edward Lavender take over on the 5th! Don’t miss out! oceantrackingnetwork.org/stu…
1
3
366
Do you have questions about aquatic telemetry, spatial ecology, statistics or programming? Attend OTN’s study hall on Thursday to problem-solve with the OTN data team and peers from across the globe! Learn more: oceantrackingnetwork.org/stu…
1
2
169
📢 Publication alert! Former OTN exec director Fred Whoriskey in Oceanography: how acoustic telemetry is advancing marine biodiversity monitoring & OTN’s role in this global effort. doi.org/10.5670/oceanog.2025…
1
112
OTN’s study hall promotes a culture of open science by providing a platform for transparent discussions and problem-solving. These informal sessions on Thursdays can be a valuable resource for anyone interested in aquatic telemetry. Learn more: oceantrackingnetwork.org/stu…
1
4
178
Tune into OTN’s study hall on Thursday to explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe! Learn more: oceantrackingnetwork.org/stu…
2
1
148
That’s a wrap on the 2025 ECR Workshop! Last week, emerging ocean researchers gathered for two days of learning, connecting and collaborating. A huge thank you to all who participated. Your energy, curiosity and ideas made the workshop a great success. Until next time!
1
9
264
Join OTN for study hall! Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem-solve! Learn more: oceantrackingnetwork.org/stu…
2
1
177
🌊 How is climate change affecting Arctic charr in Greenland's fjords? Dr. Jan Grimsrud Davidsen shares how he and his team are using acoustic telemetry to track these vital fish! Explore our latest research profile: oceantrackingnetwork.org/pro… 📸: Per Gatzschmann
1
2
201
It’s a busy week here at OTN with our ECR workshop and network meetings in full swing! Our data team is tied up with these activities, so study hall will be taking a break this week. Save your questions for May 8!
1
175
📣 OTN’s 2024 annual report is live! Big highlights include being selected to transition to @InnovationCA’s Major Research Facilities program and adding 700+ new acoustic receivers to our Canadian & global tracking network. Read more: oceantrackingnetwork.org/ann…
2
8
289
OTN’s study hall promotes a culture of open science by providing a platform for transparent discussions and problem-solving. These informal sessions on Thursdays can be a valuable resource for anyone interested in aquatic telemetry. Learn more: oceantrackingnetwork.org/stu…
1
2
3
195
Sponges: nature’s biodiversity monitors 🌊🧽 In partnership with @FishOceansCAN & @LJMU, we're using biofouling on moorings off NS to develop a cutting-edge biodiversity tool. Glass sponges capture environmental DNA (eDNA), revealing species like basking sharks & pilot whales.
2
155
📣 We’re hiring! Join OTN as our Data Operations Manager. Lead the ops side of a global aquatic tracking data team. Manage resources, drive projects, and coordinate people. Learn more & apply: oceantrackingnetwork.org/wer…
2
2
192
Tune into OTN’s study hall on Thursday to explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe! Learn more: oceantrackingnetwork.org/stu…
2
3
268
New paper alert! Miniaturized tags = big opportunities. OTN’s @fisheriesrobert & collaborators explore how tiny tech is opening new doors to study small aquatic species + life stages. academic.oup.com/fisheries/a…
4
7
229
Join OTN for study hall! Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem-solve! Learn more: oceantrackingnetwork.org/stu…
2
3
181
Do you have questions about aquatic telemetry, spatial ecology, statistics or programming? Attend OTN’s study hall on Thursday to problem-solve with the OTN data team and peers from across the globe! Learn more: oceantrackingnetwork.org/stu…
2
2
181
OTN’s study hall promotes a culture of open science by providing a platform for transparent discussions and problem-solving. These informal sessions on Thursdays can be a valuable resource for anyone interested in aquatic telemetry. Learn more: oceantrackingnetwork.org/stu…
1
1
168
Tune into OTN’s study hall on Thursday to explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe! Learn more: oceantrackingnetwork.org/stu…
1
2
167
New paper alert! 📢 Led by OTN's @fisheriesrobert, this paper explores how marine infrastructure (bridges, causeways, turbines, etc.) can impact fish movement. As coastal development grows, assessing & mitigating potential impacts is key. Learn more: onlinelibrary.wiley.com/doi/…
1
5
211
Join OTN for study hall! Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem-solve! Learn more: oceantrackingnetwork.org/stu…
1
1
158
Biofouling on acoustic receivers can interfere with detection efficiency, but it can also enable sponge research! Routine maintenance of OTN’s Halifax Line—the world's longest underwater tracking array—has led to new opps for biodiversity monitoring & sponge science. 🌊🔬
2
5
620
🌊 Fully-funded graduate opportunity! Join Apoqnmatulti'k (Mi'kmaw for "we help each other") to study gaspereau movements in the Bras d’Or Lake through @DalhousieU. Work with Mi’kmaw, local, & western scientific knowledge systems. apoqnmatultik.ca/new-blog/ms…
6
7
424
Do you have questions about aquatic telemetry, spatial ecology, statistics or programming? Attend OTN’s study hall on Thursday to problem solve with the OTN data team and peers from across the globe! Learn more: oceantrackingnetwork.org/stu…
5
5
365
Last summer, NSCC students helped deploy and recover OTN receivers for an Atlantic mackerel tagging project. OTN’s scientific director, Robert Lennox, updated them about the research during a recent site visit, and students even had the chance to 'fly' an ROV!
2
192
OTN’s study hall promotes a culture of open science by providing a platform for transparent discussions and problem solving. These informal sessions on Thursdays can be a valuable resource for anyone interested in aquatic telemetry. Learn more: oceantrackingnetwork.org/stu…
4
7
351
Lost and found! Our field team recently recovered a washed-ashore acoustic receiver near Lunenburg, N.S. The unit is part of a seasonal array that monitors white sharks in the warmer months and provides data on their movements and habitat use. 🌊🦈
1
2
13
488
Tune into OTN’s study hall on Thursday to explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe! Learn more: oceantrackingnetwork.org/stu…
3
7
313
Happy #WorldWhaleDay! Humpback whales are a conservation success story, rebounding to over 80,000 individuals since 1985. OTN and its collaborators continue to monitor humpbacks in the northwest Atlantic to aid in ongoing conservation efforts. 📸: guille pozzi on Unsplash
3
7
342
This week's study hall is cancelled as the OTN data team (and many from our community) are busy at the @FACT_Network meeting. Save your questions for February 20!
3
266
After more than 15 years as OTN’s executive director, Fred Whoriskey has retired! His leadership will be deeply missed, but he'll remain intricately connected with the org through other roles—and as a forever OTN family member! oceantrackingnetwork.org/fre…
8
196
Join OTN for study hall! Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem solve! Learn more: oceantrackingnetwork.org/stu…
1
1
195
Apoqnmatulti’k—a project we're proud to be partnered on—is featured in a paper exploring positionality, equity, and inclusive collaboration in research. Congrats to all co-authors, incl. OTN’s Shannon Landovskis! tinyurl.com/2pch9smp
1
168
Do you have questions about aquatic telemetry, spatial ecology, statistics or programming? Attend OTN’s study hall on Thursday to problem solve with the OTN data team and peers from across the globe! Learn more: oceantrackingnetwork.org/stu…
2
2
213
Matt Futia is postdoctoral fellow at @uvmvermont. In this interview, we discuss his use of acoustic telemetry to understand the habitat use and feeding behaviour of lake trout in Lake Champlain. Learn more: oceantrackingnetwork.org/pro…
2
19
539
OTN’s study hall promotes a culture of open science by providing a platform for transparent discussions and problem solving. These informal sessions on Thursdays can be a valuable resource for anyone interested in aquatic telemetry. Learn more: oceantrackingnetwork.org/stu…
3
3
245
Tune into OTN’s study hall on Thursday to explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe! Learn more: oceantrackingnetwork.org/stu…
1
3
219
New paper!📣Alosids such as alewife & blueback herring are vital connectors of freshwater & marine ecosystems, but their populations are in decline. This review highlights what we know (& what we still need to learn) about their ecology in the NW Atlantic: tinyurl.com/5a4f9xyn
5
14
616
WE'RE BACK! Join OTN for the first study hall of 2025! Every Thursday, the OTN data team works with peers from across the globe to answer telemetry data questions and help problem solve! Learn more: oceantrackingnetwork.org/stu…
2
4
237
OTN and @IMOSAnimalTrack have teamed up to draft a new guide on acoustic telemetry mooring design best practices for OBPS. If you would like to peer review our OBPS submission, please complete this Google form: forms.gle/2ipT74Xh5UazAguR8
3
8
693
OTN's Anja Samardzic and Amanda Leslie recently attended the 2024 CommOCEAN Conference in Spain. Amanda gave a presentation on engaging younger audiences in ocean science, while Anja won the top prize for her pitch on Tag! You're It! 📸: Dan Bourne/ National Oceanography Centre
6
242
This year, @canadianseaturtle received $5,000 as part of OTN and @BigSpruceBrew's Tag! You’re It! (TYI) conservation financing partnership. 📷: CSTN 1/5
1
1
135
Time to take a break and enjoy the holidays! Thanks to everyone who attended OTN's study halls in 2024. We're looking forward to diving into your data questions in 2025!
1
5
231
A recap of the 2024 OTN Symposium is now available on our website! oceantrackingnetwork.org/202…
2
6
349
On Thursday, tune into the last of OTN’s study halls for 2024! Explore data analysis tools, methods and solutions with the OTN data team and peers from around the globe. Learn more: oceantrackingnetwork.org/stu…
3
4
250
Celebrating a year of hard work AND the end of an era! Sara retired at the end of 2023 and Fred will step down later this month. Thanks for leading OTN for 15+ years. It will always be “another day in paradise” because of you!
3
25
849
Study hall is cancelled this week due to scheduling conflicts. Save your data questions for next week!
1
1
3
227
Morgan Piczak—a @LiberEroFellows postdoc @DalhousieU—studies the movement ecology of Atlantic mackerel. Her work aims to generate evidence in support of conservation and more sustainable fisheries practices for the species. Learn more: oceantrackingnetwork.org/pro…
4
15
733
ICYMI 📢 Learn more about a twinning project we're part of—Digital Twin of the Ocean: Animal Tracking (or DTOTrack)—that was recently awarded €2.1m from @BlueEconomyEU to support decision-making & biodiversity conservation in the North Sea: tinyurl.com/8t7tw637
4
6
304