Results 111 to 120 of about 15,772 (276)

Restricted fish feeding reduces cod otolith opacity

open access: yes, 2008
The purpose of this work was to examine the effect of reduced feeding and constant temperature on cod otolith opacity. Three groups of juvenile cod were given restricted food rations at different times for 4 months, resulting in depressed somatic growth.
Worsøe Clausen, Lotte   +6 more
core   +1 more source

Environmental effects on otolith morphology variability of European eel, Anguilla anguilla (Linnaeus, 1758), for subpopulation discrimination in Corsica

open access: yesFrontiers in Marine Science
Otolith shape analysis is an efficient tool for fish stock identification. However, due to insufficient research, it remains still poorly understood concerning the European eel (Anguilla anguilla), a highly migratory catadromous and panmictic species ...
Rémi Millot   +7 more
doaj   +1 more source

Development of and adherence to artificial gravity and resistive vibration exercises during 60 days of hypoxic 6° head‐down tilt bed rest: BRAVE study

open access: yesExperimental Physiology, EarlyView.
Abstract Artificial gravity (AG) combined with resistive vibration exercise has been proposed as a multi‐system countermeasure for long‐duration spaceflight; however, its operational feasibility during prolonged unloading remains insufficiently characterised.
Jack Fortune   +10 more
wiley   +1 more source

Connectivity of Newfoundland forage fish using otolith chemistry

open access: yes
Connectivity refers to the movement and exchange of individuals of the same species among regions, linking individuals across different regions of their geographic range.
Schlief, Sierra C
core  

Otolith d18O

open access: yes, 2018
This file contains hatched date, capture date, captured location and otolith δ18O profile of the six Japanese sardine individuals that have used in the modelling ...
Kosei Komatsu (7067078)   +17 more
core   +1 more source

Differences in sagittal otoliths between two morid species: insights into the genus Physiculus (Moridae: Gadiformes)

open access: yesNeotropical Ichthyology
Sagittae are widely used as tools in taxonomic and ecological studies of fishes, especially when external morphological characters are conserved or ambiguous. We analyzed morphological variation between two congeneric species of Physiculus: P.
César Santificetur   +5 more
doaj   +1 more source

A framework for using tissue chemistry and biochronologies to reconstruct fish habitat use and growth

open access: yesEcological Solutions and Evidence, Volume 7, Issue 3, July–September 2026.
Caption to use for Graphical Abstract (if caption not provided with separate file): A novel and accessible framework for using chemical tracers in fish tissues for addressing ecological questions, with a primary focus on habitat use and movement reconstruction.
Peter Betts   +6 more
wiley   +1 more source

Otolith age estimation by Mojette Transform descriptors and machine learning

open access: yes, 2018
Age and growth are primordial essential data in stock assessment and management. However, contracting experts for age estimation using calcified pieces costs several million euros annually. Yet, alternative methods exist for fish ageing using the otolith
Mahe, Kelig   +3 more
core  

Investigation of asymmetry in sagitta otolith features in relation to total length in Lethrinus species from the Red Sea coast of Yemen

open access: yesOceanological and Hydrobiological Studies
This study aimed to investigate the asymmetry in otolith length (OL), otolith width (OW) and otolith weight (OWe) in relation to total body length in 224 fish samples of Lethrinus borbonicus, L. letnjan and L.
Jawad Laith A., AL-Shwafi Nabil A. A.
doaj   +1 more source

Disrupted Vestibular Nuclei Neuron Development in a Chick Model for Congenital Vestibular Disorders

open access: yesDevelopmental Neurobiology, Volume 86, Issue 3, July 2026.
ABSTRACT Children with syndromic, congenital vestibular disorders (CVDs) form a sac‐like inner ear with missing or truncated semicircular canals and experience delayed motor development with lifelong challenges to maintain posture and balance. How the abnormal inner ear affects downstream central vestibular neural circuitry has not been investigated ...
Elizabeth B. Bogin   +5 more
wiley   +1 more source

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