Evidence map›Paper›PMID 33093603›Full record

ArticleScientific reports2020

A biphasic navigational strategy in loggerhead sea turtles.

Paolo Luschi, Dogan Sözbilen, Giulia Cerritelli, Franck Ruffier, Eyup Başkale, Paolo Casale

Abstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Article
  3. Optimization of swim depth across diverse taxa during horizontal travel.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  4. Article
  5. Uncovering loggerhead (Journal of the Royal Society, Interface · 2023
    Article
  6. 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

6 authors.

Paolo LuschiDepartment of Biology, University of Pisa, Pisa, Italy. paolo.luschi@unipi.it.ORCID 0000-0001-7081-3507
Dogan SözbilenDepartment of Veterinary, Acıpayam Vocational School, Pamukkale University, Denizli, Turkey.
Giulia CerritelliDepartment of Biology, University of Pisa, Pisa, Italy.
Franck RuffierAix Marseille University, CNRS, ISM, Marseille, France.
Eyup BaşkaleDepartment of Biology, Faculty of Arts and Sciences, Pamukkale University, Denizli, Turkey.
Paolo CasaleDepartment of Biology, University of Pisa, Pisa, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The homing journeys of nine loggerhead turtles translocated from their nesting beach to offshore release sites, were reconstructed through Argos and GPS telemetry while their water-related orientation was simultaneously recorded at high temporal resolution by multi-sensor data loggers featuring a three-axis magnetic sensor. All turtles managed to return to the nesting beach area, although with indirect routes encompassing an initial straight leg not precisely oriented towards home, and a successive homebound segment carried out along the coast. Logger data revealed that, after an initial period of disorientation, turtles were able to precisely maintain a consistent direction for several hours while moving in the open sea, even during night-time. Their water-related headings were in accordance with the orientation of the resulting route, showing little or no effect of current drift. This study reveals a biphasic homing strategy of displaced turtles involving an initial orientation weakly related to home and a successive shift to coastal navigation, which is in line with the modern conceptual framework of animal migratory navigation as deriving from sequential mechanisms acting at different spatial scales.

Indexed as

Animal MigrationAnimalsHoming BehaviorMagneticsOrientationSeasonsSeawaterTelemetryTurtles

Identifiers

PMID33093603
PMCPMC7581759

What OpenQuestion holds

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Registered trials

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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.