[MARMAM] New paper on the estimated blood and tissue N2 levels in odontocetes following sonar exposure

cetaceans to sonar in our study, do not imply any significantly increased risk of DCS. -- Andreas Fahlman Department of Life Sciences Texas A&M- Corpus Christi 6300 Ocean Dr Unit 5892 Corpus Christi, TX 78412 Ph. +1-361-825-3489 Fax +1-361-825-2025 mail: andreas.fahl...@tamucc

[MARMAM] New Publication: Activity as a proxy to estimate metabolic rate and to, partition the metabolic cost of diving vs. breathing in, pre- and post-fasted Steller sea lions

accurately apply the method in the field. If you would like a copy, please send an e-mail to: andreas.fahl...@tamucc.edu Sincerely, Andreas -- Andreas Fahlman Department of Life Sciences Texas A&M- Corpus Christi 6300 Ocean Dr Unit 5892 Corpus Christi, TX 78412 Ph. +1-361-825-3489 Fax +1

[MARMAM] Lung function and metabolism in California sea lions

Dear All We are happy to share our new publication looking at lung function and metabolic rate while at rest on land and in water for California sea lions. We investigated how sea lions vary respiratory flow and breath duration on land and in water to keep tidal volume constant. It also confirms

[MARMAM] Spirometry in dolphins, a conservation tool to help wild cetaceans

Dear All We are happy to share our new publication looking at lung function/spirometry as a diagnostic tool to assess lung health in bottlenose dolphins. We evaluated lung health in 3 bottlenose dolphins under human care to assess whether pulmonary function testing (or spirometry) provide diagno

[MARMAM] Comparative respiratory physiology in cetaceans

Dear All We are happy to share our new publication looking at lung function in a number of cetaceans. We investigated lung function in 2 false killer whales and a juvenile beluga and compared these against previously published data. These data provide comparative estimates for tidal volume, resp

Re: [MARMAM] Comparative respiratory physiology in cetaceans

, Andreas > On 3Mar, 2020, at 07:21, Andreas Fahlman wrote: > > Dear All > We are happy to share our new publication looking at lung function in a > number of cetaceans. We investigated lung function in 2 false killer whales > and a juvenile beluga and compared these against previou

[MARMAM] Online course @ Duke University: Building a Database for Marine Mammal Molecular Genetics, Anatomy, and Physiology.

and that are phylogenetically corrected. Prerequisites: college introductory biology, introductory chemistry, or consent of the instructor. Instructors: ·Andreas Fahlman (afahl...@duke.edu <mailto:afahl...@whoi.edu>) ·Jason Somarelli (jason.somare...@du

[MARMAM] Blood and tissue gas solubility alters lung volume during diving

Dear All We are happy to share our new paper that details how differences in blood and tissue gas solubility of oxygen, carbon dioxide and nitrogen results in changes in mass-balance and ung volume during diving. The reference, url and abstract are below and anyone wanting a pdf copy of the arti

[MARMAM] Heart function in cetaceans

Dear MARMAM community, We would like to share our new publication on cardiac function and cardiorespiratory coupling in cetaceans. In this study, the function of the heart was investigated in the bottlenose dolphin, the beluga, the killer whale, the false killer whale, and the pilot whale. The

[MARMAM] New publication: Can dolphins decide to reduce their heart rate?

Dear MarMamers My coauthors and I would like to share our new publication on conditioned heart rate responses in dolphins (https://www.frontiersin.org/articles/10.3389/fphys.2020.604018/abstract). In this study we show that the change in heart rate during diving varies depending on anticipation

[MARMAM] How do marine mammals avoid the bends during diving?

Dear MarMamers My coauthors and I would like to share our new open access review on “How Do Marine Mammals Manage and Usually Avoid Gas Emboli Formation and Gas Embolic Pathology? Critical Clues From Studies of Wild Dolphins” (https://www.frontiersin.org/article/10.3389/fmars.2021.598633

Re: [MARMAM] How do marine mammals avoid the bends during diving?

:31, Andreas Fahlman wrote: > > Dear MarMamers > My coauthors and I would like to share our new open access review on “How Do > Marine Mammals Manage and Usually Avoid Gas Emboli Formation and Gas Embolic > Pathology? Critical Clues From Studies of Wild Dolphins” > (https://www.fr

[MARMAM] Respiratory function in dolphins on land

Dear MarMamers We would like to share our new publication investigating the respiratory effects of beaching in healthy bottlenose dolphins. The citation and abstract are pasted below. For pdf requests, please send an email to: afahl...@whoi.ed Sincerely, Andreas and co-authors Citation: Fahlman

[MARMAM] Publication on diving metabolism

Dear MARMAMers, My co-authors and I are pleased to share this new open-access publication: Fahlman A, Allen AS, Blawas A, Sweeney J, Stone R, Trainor R, Jensen FH, McHugh K, Allen JB, Barleycorn AA & Wells RS (2023). Surface and diving metabolic rates, and dynamic aerobic dive limits (dADL) in n

[MARMAM] New publication on energy flow in aquatic and terrestrial mammals

Westover, Jason A. Somarelli, Ashley M. Blawas, Divya L. Dayanidhi, Ana Singh, Benjamin Steves, Samantha Driesinga, Lewis G. Halsey, Andreas Fahlman Journal: Physiological Reports Full view access to the article can be found here: https://physoc.onlinelibrary.wiley.com/doi/abs/10.14814/phy2.15698

[MARMAM] New review paper: How man-made interference might cause gas bubble emboli in deep diving whales

the article link with any colleagues who may be interested in this work. ** * Title: * How man-made interference might cause gas bubble emboli in deep diving whales* *Authors: **Andreas Fahlman, Peter L Tyack, Patrick James Miller, and Petter H Kvadsheim **Journal: **Frontiers in Physiology

[MARMAM] New publication: comparative analysis of marine mammal tracheas

Dear All, We would like to draw attention to our recently published paper on the structural and functional properties of the conducting airways in marine mammals. If you would like a pdf copy of the paper, please send an e-mail to: Andreas Fahlman: andreas.fahl...@tamucc.edu or Colby Moore

[MARMAM] Extreme diving by Bottlenose dolphins

Dear MarMamers We would like to share our new open-access publication that investigated the dive behavior of bottlenose dolphins in Bermuda. We report the deepest dive recorded for a bottlenose dolphin of 1000 meter. The details about the paper can be found below, and please send me an email if

[MARMAM] Shining light on dolphin physiology

Dear MarMamers We would like to share our new open-access publication that investigated the use of Near Infrared Spectroscopy as a non-invasive tool to study physiology in the bottlenose dolphin. We report preliminary data which indicate that this technology allows us to measure blood flow and t

[MARMAM] Cardiorespiratory function in the bottlenose dolphins

Dear MarMamers We would like to share our new open-access publication that investigated how breathing is affecting heart rate. The details about the paper can be found below, and please send me an email if you have any questions. Sincerely, Andreas Title Cardiorespiratory coupling in the bottlen

[MARMAM] Resting/basal metabolic rate and lung function in the rough toothed dolphin

have any questions or cannot get access to this open access paper.. Sincerely, Andreas Title: Resting metabolic rate and lung function in fasted and fed rough-toothed dolphins, Steno bredanensis Authors: Andreas Fahlman, Kaylee Rhieu, Brie Alessi, Shelly Marquardt, Michelle B. Schisa, Guillermo

[MARMAM] The selective gas exchange hypothesis, a mechanism how cetaceans avoids the bends?!

Dear MarMamers A new review on the cardiorespiratory physiology in cetaceans is published in Experimental Physiology and summarizes the current knowledge on cardiorespiratory physiology and how a combination of anatomy and physiology allows cetaceans to manage gases while diving. This mechanism,

[MARMAM] Baseline lung function values in healthy dolphins

Dear MarMamers We would like to share our new open-access publication titled "Respiratory reference values for bottlenose dolphins (Tursiops spp.) and its importance for conservation" where we define baseline lung function variables in bottlenose dolphins and how these may be useful for conserva

[MARMAM] The ability of breath-hold diving vertebrates to vary heart rate

Dear MarMamers For those interested in the heart rate response during diving, this article may be of interest and summarizes the current knowledge of the capacity of vertebrates to cognitively alter heart rate. The abstract and doi are included below and the link provides a number of free downlo

[MARMAM] New paper: Diagnosing lung health in stranded dolphins

Dear All We wanted to share this new open access publication, which shows how spirometry can be used to predict respiratory/lung health in bottlenose dolphins. If anyone has any questions, or have problems accessing the pdf of the article, please do not hesitate to contact me at the email addres

[MARMAM] New paper on non-invasive lung imaging in dolphins in water

and Andreas Fahlman doi: 10.1088/1361-6579/adb82c Abstract: Objective. Electrical impedance tomography (EIT) has shown the ability to provide clinically useful functional information on ventilation in humans and other land mammals. We are motivated to use EIT with sea mammals and human divers

[MARMAM] New paper on breathing frequency in mammals

Dear MarMamers We would like to share our new open-access publication looking at the correlation against breathing frequency and body size in aquatic, semi-aquatic and terrestrial mammals. A link to this open access article can be found below. Sincerely, Andreas Title: Phylogenetic allometric s

[MARMAM] New article: Forest fire smoke as a threat to the health of river dolphins

w paper we urge immediate research and policy action to prevent further declines in these already fragile populations. If you have questions or need help getting a pdf copy of the article, please send an email to Enzo Aliaga-Rossel: ealia...@hotmail.com<mailto:ealia...@hotmail.com> or A