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Edinburgh Research Explorer Pathological findings in wild European otters (Lutra lutra) in Scotland Citation for published version: Philbey, A, McCafferty, DJ, Maclachlan, R, Yoxon, GM, Tyler, GA & Conroy, JWH 2010, 'Pathological findings in wild European otters (Lutra lutra) in Scotland', Postmortem Tools for Otter Monitoring and Research, Kalø, Denmark, 24/02/10 - 27/02/10. Link: Link to publication record in Edinburgh Research Explorer Document Version: Early version, also known as pre-print General rights Copyright for the publications made accessible via the Edinburgh Research Explorer is retained by the author(s) and / or other copyright owners and it is a condition of accessing these publications that users recognise and abide by the legal requirements associated with these rights. Take down policy The University of Edinburgh has made every reasonable effort to ensure that Edinburgh Research Explorer content complies with UK legislation. If you believe that the public display of this file breaches copyright please contact [email protected] providing details, and we will remove access to the work immediately and investigate your claim. Download date: 01. May. 2021
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Page 1: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

Edinburgh Research Explorer

Pathological findings in wild European otters (Lutra lutra) inScotland

Citation for published version:Philbey, A, McCafferty, DJ, Maclachlan, R, Yoxon, GM, Tyler, GA & Conroy, JWH 2010, 'Pathologicalfindings in wild European otters (Lutra lutra) in Scotland', Postmortem Tools for Otter Monitoring andResearch, Kalø, Denmark, 24/02/10 - 27/02/10.

Link:Link to publication record in Edinburgh Research Explorer

Document Version:Early version, also known as pre-print

General rightsCopyright for the publications made accessible via the Edinburgh Research Explorer is retained by the author(s)and / or other copyright owners and it is a condition of accessing these publications that users recognise andabide by the legal requirements associated with these rights.

Take down policyThe University of Edinburgh has made every reasonable effort to ensure that Edinburgh Research Explorercontent complies with UK legislation. If you believe that the public display of this file breaches copyright pleasecontact [email protected] providing details, and we will remove access to the work immediately andinvestigate your claim.

Download date: 01. May. 2021

Page 2: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Pathological findings in 66 wild European otters(Lutra lutra) in Scotland: 2007-2008

Adrian W PhilbeyDivision of Pathological Sciences, Faculty of Veterinary Medicine

University of Glasgow, Glasgow G61 1QH, UK

Dominic McCafferty, Ruth Maclachlan

Department of Adult and Continuing Education

University of Glasgow, Glasgow G3 6NH, UK

Grace Yoxon, Paul YoxonInternational Otter Survival Fund,

Broadford, Isle of Skye IV49 9DE, UK

Glen TylerScottish Natural Heritage,

Lerwick, Shetland ZE2 9PR

Jim ConroyIUCN Otter Specialist Group

Celtic Environment, Torphins AB31 4JG, UK

63rd Annual Meeting of the Association of Veterinary Teaching and Research Work,

Scarborough, England, 6-8 April 2009, p 34 (Abstract 56)

Wild European (Eurasian) otters: Lutra lutra

• Located throughout Europe including UK

• Sentinel species: Top of their food chain

• Coastal and riverine environments

• Monitoring causes of mortality in wild otters is an

important component of population studies to

assess the conservation status of this species

The Scottish Otter Mortality Study

Page 3: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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2007-2008: 66 Wild Otters

• Isle of Skye

• Shetland Islands

• Loch Lomond and the Trossachs National Park

• Other areas of mainland Scotland

The Scottish Otter Mortality Study

• Trauma 52

Motor vehicle accidents 51

Gun shot wound 1

• Septic infection of wounds 3

• Inanition 3

Ageing; Dental attrition

• Aspiration pneumonia 1

Accidental inhalation of plant material

• Undetermined 3

Total adults 62

Causes of Death in Adult Otters

Page 4: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Trauma: Road traffic accident

Otter: Trauma: Haemothorax

Page 5: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Male Otter: Found dead in Moray by mouth of River Spey

Otter: Examination of teeth

Page 6: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Bite wound: Cellulitis

Otter: Tracking cellulitis: Purulent exudate in mediastinum

Page 7: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Lungs: Consolidation

University of GlasgowVeterinary Pathology XN3622

Otter: Aspiration pneumonia: Inhaled reed

University of GlasgowVeterinary Pathology XN3622

Page 8: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Aspiration: Suppurative bronchopneumonia

University of GlasgowVeterinary Pathology XN3622

• Died in rescue centres 3

“Stressed otter syndrome”

• Undetermined 1

Total cubs 4

Causes of Death in Otter Cubs

Page 9: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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“Stressed Otter Syndrome”: Gastric haemorrhage

Incidental findings

• Healed fight wounds

• Foot lesions: Abrasions, Cuts

• Adiaspiromycosis: Pulmonary mycosis

• Gastric nematodes

Pathology in Otters

Page 10: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Foot lesions

• Bile fluke

• Viral infections

• Infectious canine hepatitis

• Bacterial infections

• Brucella

• Salmonella

• Yersinia

Infectious diseases

Page 11: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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• Urolithiasis?

• Common in captive Asian short clawed otters

• Appears to be rare in wild otters

• Anomalies of eye development?

• Retinal dysplasia?

Non-infectious diseases

Otter: Eye

• Genetic analysis

• Pesticide residue analysis

• Stomach contents

• Intestinal contents

• Spleen

• Teeth

Collection of Samples

Page 12: Edinburgh Research Explorer · Microsoft PowerPoint - Otters-AVTRW-2009-03 (NXPowerLite).ppt Author: ap95v Created Date: 4/15/2009 12:00:00 AM ...

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Otter: Uterus: Pregnant


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