What does this research mean for the field?

King penguins have advanced their breeding phenology by 19 days and increased breeding success from 44% in 2000 to 62% in 2023 in response to oceanic and climatic variability. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

To investigate how climate and oceanic variability affect breeding timing and success in king penguins over 24 years.

March 14, 2026Science AdvancesOpen Access

Multiannual environmental forcing shapes breeding phenology and success in a sub-Antarctic seabird

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Authors

GBGaël Bardon TBTéo Barracho JDJoël M. Durant

Discussion

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Overview

Long-term analysis reveals climate impacts breeding timing and success in king penguins, indicating resilience to change.

Key Points

To investigate how climate and oceanic variability affect breeding timing and success in king penguins over 24 years.
Analysis of 24 years of data from 17,000 marked king penguins
Sliding-window analysis of environmental factors
Assessment of breeding phenology and success rates
Breeding phenology advanced by 19 days
Breeding success increased from 44% in 2000 to 62% in 2023
Sea temperature and primary production predicted phenology and breeding success with significant lags

Cite This Study

Bardon et al. (2026) studied this question.

synapsesocial.com/papers/69b4fb9db39f7826a300be1f https://doi.org/10.1126/sciadv.aea6342

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March 14, 2026Science AdvancesOpen Access

Multiannual environmental forcing shapes breeding phenology and success in a sub-Antarctic seabird

View Full Paper

Ask AI

Bookmark

Authors

GBGaël Bardon TBTéo Barracho JDJoël M. Durant

Discussion

Member takes

Overview

Long-term analysis reveals climate impacts breeding timing and success in king penguins, indicating resilience to change.

Key Points

To investigate how climate and oceanic variability affect breeding timing and success in king penguins over 24 years.
Analysis of 24 years of data from 17,000 marked king penguins
Sliding-window analysis of environmental factors
Assessment of breeding phenology and success rates
Breeding phenology advanced by 19 days
Breeding success increased from 44% in 2000 to 62% in 2023
Sea temperature and primary production predicted phenology and breeding success with significant lags

Cite This Study

Bardon et al. (2026) studied this question.

synapsesocial.com/papers/69b4fb9db39f7826a300be1f https://doi.org/10.1126/sciadv.aea6342

View Full Paper

Ask AI

Bookmark