Evidence map›Paper›PMID 29459700›Full record

ArticleNature communications2018

Split spawning realigns coral reproduction with optimal environmental windows.

Taryn Foster, Andrew J Heyward, James P Gilmour

Abstract read
In one paragraph

Article in Nature communications, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

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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

3 authors.

Taryn FosterAustralian Institute of Marine Science, Indian Ocean Marine Research Centre, University of Western Australia, 39 Fairway Street, Crawley, 6009, WA, Australia. t.foster@aims.gov.au.
Andrew J HeywardAustralian Institute of Marine Science, Indian Ocean Marine Research Centre, University of Western Australia, 39 Fairway Street, Crawley, 6009, WA, Australia.
James P GilmourAustralian Institute of Marine Science, Indian Ocean Marine Research Centre, University of Western Australia, 39 Fairway Street, Crawley, 6009, WA, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Split spawning in coral populations occurs when gamete maturation and mass spawning are split over two consecutive months. While split spawning has been observed at many reefs, little is known about the frequency and significance of these events. Here we show that split spawning occurred frequently and predictably over a decade at Scott Reef. Split spawning overlays the biannual spawning pattern in the region and occurs when the full moon falls in the first week of the usual spawning month, or the last week of the previous month. Additionally, in split years most species have their main spawning event after a 13-month lunar cycle, in the month following the usual spawning month. Without split spawning, spawn dates would shift by ~10 days each year to occur outside of optimal environmental windows. Our results suggest that split spawning is driven by a disconnect between lunar and seasonal cues, and is analogous with a 'leap year' in coral reproduction, realigning spawning dates with favourable conditions for reproduction.

Indexed as

AnimalsAnthozoaCoral ReefsEcosystemPeriodicityReproductionTime Factors

Identifiers

PMID29459700
PMCPMC5818648

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.