citizen science to describe variation in puffin diet Ellie Owen, - - PowerPoint PPT Presentation

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citizen science to describe variation in puffin diet Ellie Owen, - - PowerPoint PPT Presentation

Mar 16, 2023 279 likes •558 views

RSPB CENTRE FOR CONSERVATION SCIENCE Using digital photography and citizen science to describe variation in puffin diet Ellie Owen, Sian Haddon, Chris Cachia- Zammit, Georgia Longmoor, Oliver Prince, Fritha West, Robert Hughes.

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Using digital photography and citizen science to describe variation in puffin diet

Ellie Owen, Sian Haddon, Chris Cachia- Zammit, Georgia Longmoor, Oliver Prince, Fritha West, Robert Hughes.

ellie.owen@rspb.org.uk @ellingbry @RSPBScience

RSPB CENTRE FOR CONSERVATION SCIENCE

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Atlantic Puffin Vulnerable to global extinction Declines often linked to food availability

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Photo: Georgia Longmoor

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96% of images were useable

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Interns Prey identified Puffins Colonies

6 1350 12,182 39 3 100,000

Colonies 200+ pictures £s Pictures - some inaccessible colonies

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Sandeel Size Prey Composition Unpublished material removed Unpublished material removed

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Compared AICs across 23 GLMs Response variables:

  • Proportion of 4 prey groups
  • Proportion of larval sandeels
  • Total fish length

Candidate variables:

  • Colony
  • OSPAR region plus Latitude
  • Cook and Robinson regions
  • Julian date

Colony * Julian date Describing variation in puffin chick diet

Proportion of prey that is sandeel

Unpublished material removed Unpublished material removed

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Proportion of prey that is sandeel Julian day Isle of May

1st May 8th August

Unpublished material removed

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“Without wider societal support, little will change”

Jane Smart Global Director of IUCN's Biodiversity Conservation Group and Director of IUCN's Global Species Programme

Aristotle’s Pillars of Persuasion Ethos – the speaker has experience and authority Logos – supporting statements with the right data Pathos – eliciting an emotional response within an audience

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Thank you The Puffarazzi volunteers The Puffineers (interns) Oliver Prince and Ben Andrews for use of their photos