Evidence map›Paper›PMID 32264781›Full record

ArticleBiology letters2020

The hidden army: corallivorous crown-of-thorns seastars can spend years as herbivorous juveniles.

Dione J Deaker, Antonio Agüera, Huang-An Lin, Corinne Lawson, Claire Budden, Symon A Dworjanyn, Benjamin Mos, Maria Byrne

Abstract read
In one paragraph

Article in Biology letters, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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  5. Little bites out of a big reef problem.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  6. eDNA confirms lower trophic interactions help to modulate population outbreaks of the notorious crown-of-thorns sea star.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Dione J DeakerSchool of Medical Sciences, The University of Sydney, Sydney, New South Wales, Australia.
Antonio AgüeraNorwegian Institute of Marine Research, Bergen, Norway.
Huang-An LinNational Marine Science Centre, Southern Cross University, Coffs Harbour, New South Wales, Australia.
Corinne LawsonNational Marine Science Centre, Southern Cross University, Coffs Harbour, New South Wales, Australia.
Claire BuddenSchool of Life and Environmental Sciences, The University of Sydney, Sydney, New South Wales, Australia.
Symon A DworjanynNational Marine Science Centre, Southern Cross University, Coffs Harbour, New South Wales, Australia.
Benjamin MosNational Marine Science Centre, Southern Cross University, Coffs Harbour, New South Wales, Australia.
Maria ByrneSchool of Medical Sciences, The University of Sydney, Sydney, New South Wales, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Crown-of-thorns seastar (COTS) outbreaks are a major threat to coral reefs. Although the herbivorous juveniles and their switch to corallivory are key to seeding outbreaks, they remain a black box in our understanding of COTS. We investigated the impact of a delay in diet transition due to coral scarcity in cohorts reared on crustose coralline algae for 10 months and 6.5 years before being offered coral. Both cohorts achieved an asymptotic size (16-18 mm diameter) on algae and had similar exponential growth on coral. After 6.5 years of herbivory, COTS were competent coral predators. This trophic and growth plasticity results in a marked age-size disconnect adding unappreciated complexity to COTS boom-bust dynamics. The potential that herbivorous juveniles accumulate in the reef infrastructure to seed outbreaks when favourable conditions arise has implications for management of COTS populations.

Indexed as

AnthozoaStarfishAnimalsCoral ReefsDietHerbivoryAcanthaster sp.crown-of-thorns starfishherbivoresjuvenile

Identifiers

PMID32264781
PMCPMC7211459

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.