Evidence map›Paper›PMID 34765151›Full record

ArticleEcology and evolution2021

Diving deeper into the underlying white shark behaviors at Guadalupe Island, Mexico.

Marc Aquino-Baleytó, Vianey Leos-Barajas, Timo Adam, Mauricio Hoyos-Padilla, Omar Santana-Morales, Felipe Galván-Magaña, Rogelio González-Armas, Christopher G Lowe, James T Ketchum, Héctor Villalobos

Abstract read
In one paragraph

Article in Ecology and evolution, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
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

10 authors.

Marc Aquino-BaleytóInstituto Politécnico Nacional, Centro Interdisciplinario de Ciencias Marinas La Paz Mexico.ORCID https://orcid.org/0000-0002-5182-0151
Vianey Leos-BarajasUniversity of Toronto Toronto ON Canada.ORCID https://orcid.org/0000-0001-8016-773X
Timo AdamUniversity of St Andrews St Andrews UK.ORCID https://orcid.org/0000-0001-9079-3259
Mauricio Hoyos-PadillaPelagios-Kakunjá La Paz Mexico.ORCID https://orcid.org/0000-0002-4318-2655
Omar Santana-MoralesEcocimati AC Ensenada Mexico.ORCID https://orcid.org/0000-0002-0224-1401
Felipe Galván-MagañaInstituto Politécnico Nacional, Centro Interdisciplinario de Ciencias Marinas La Paz Mexico.ORCID https://orcid.org/0000-0002-7613-4617
Rogelio González-ArmasInstituto Politécnico Nacional, Centro Interdisciplinario de Ciencias Marinas La Paz Mexico.ORCID https://orcid.org/0000-0003-4027-6143
Christopher G LoweDepartment of Biological Sciences California State University Long Beach Long Beach California USA.ORCID https://orcid.org/0000-0001-9389-8208
James T KetchumPelagios-Kakunjá La Paz Mexico.ORCID https://orcid.org/0000-0002-7340-4749
Héctor VillalobosInstituto Politécnico Nacional, Centro Interdisciplinario de Ciencias Marinas La Paz Mexico.ORCID https://orcid.org/0000-0002-6424-4050

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fine-scale movement patterns are driven by both biotic (hunting, physiological needs) and abiotic (environmental conditions) factors. The energy balance governs all movement-related strategic decisions.Marine environments can be better understood by considering the vertical component. From 24 acoustic trackings of 10 white sharks in Guadalupe Island, this study linked, for the first time, horizontal and vertical movement data and inferred six different behavioral states along with movement states, through the use of hidden Markov models, which allowed to draw a comprehensive picture of white shark behavior.Traveling was the most frequent state of behavior for white sharks, carried out mainly at night and twilight. In contrast, area-restricted searching was the least used, occurring primarily in daylight hours.Time of day, distance to shore, total shark length, and, to a lesser extent, tide phase affected behavioral states. Chumming activity reversed, in the short term and in a nonpermanent way, the behavioral pattern to a general diel vertical pattern.

Indexed as

Bayesian inferencebehavioral statesenergy costsmovement strategiestelemetry

Identifiers

PMID34765151
PMCPMC8571628

What OpenQuestion holds

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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.