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Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range. / Lajus, D.; Katolikova, M.; Strelkov, P.; Hummel, H.

In: Symmetry, No. 7, 2015, p. 488-514.

Research output: Contribution to journal › Article

Harvard

Lajus, D, Katolikova, M, Strelkov, P & Hummel, H 2015, 'Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range', Symmetry, no. 7, pp. 488-514. https://doi.org/10.3390/sym7020488

APA

Lajus, D., Katolikova, M., Strelkov, P., & Hummel, H. (2015). Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range. Symmetry, (7), 488-514. https://doi.org/10.3390/sym7020488

Vancouver

Lajus D, Katolikova M, Strelkov P, Hummel H. Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range. Symmetry. 2015;(7):488-514. https://doi.org/10.3390/sym7020488

Author

Lajus, D. ; Katolikova, M. ; Strelkov, P. ; Hummel, H. / Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range. In: Symmetry. 2015 ; No. 7. pp. 488-514.

BibTeX

@article{2dea9773376141ea907e4048da173d18,
title = "Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range",
abstract = "In this work we examined morphological variation at different levels to study performance and population structuring of the blue mussel Mytilus edulis. Our objectives were: (i) to develop an integrated technique for analyzing morphological variation in blue mussels and, based on this technique; (ii) to perform a morphometric description of mussels from the northern part of their range; and (iii) to verify the hypothesis that populations at the outer range of their distribution have reduced performance due to harsh climatic conditions. Means, directional asymmetry (i.e., systematic differences between left and right structures), fluctuating asymmetry (random deviations from perfect symmetry, a measure of developmental instability), factorial variation (difference between total variance and variance of fluctuating asymmetry, an indirect index of genotypic variation), and measurement error were examined for 14 bilateral characters of muscle scars on mussel shells. Also, we analyzed one non-bilateral character. F",
keywords = "Barents Sea, developmental instability, directional asymmetry, distribution range, fluctuating asymmetry, measurement error, Mytilus edulis, salinity, temperature, White Sea",
author = "D. Lajus and M. Katolikova and P. Strelkov and H. Hummel",
year = "2015",
doi = "10.3390/sym7020488",
language = "English",
pages = "488--514",
journal = "Symmetry",
issn = "2073-8994",
publisher = "MDPI AG",
number = "7",

}

RIS

TY - JOUR

T1 - Fluctuating and directional asymmetry of the blue mussel (Mytilus edulis): improving methods of morphological analysis to explore species performance at the northern border of its range

AU - Lajus, D.

AU - Katolikova, M.

AU - Strelkov, P.

AU - Hummel, H.

PY - 2015

Y1 - 2015

N2 - In this work we examined morphological variation at different levels to study performance and population structuring of the blue mussel Mytilus edulis. Our objectives were: (i) to develop an integrated technique for analyzing morphological variation in blue mussels and, based on this technique; (ii) to perform a morphometric description of mussels from the northern part of their range; and (iii) to verify the hypothesis that populations at the outer range of their distribution have reduced performance due to harsh climatic conditions. Means, directional asymmetry (i.e., systematic differences between left and right structures), fluctuating asymmetry (random deviations from perfect symmetry, a measure of developmental instability), factorial variation (difference between total variance and variance of fluctuating asymmetry, an indirect index of genotypic variation), and measurement error were examined for 14 bilateral characters of muscle scars on mussel shells. Also, we analyzed one non-bilateral character. F

AB - In this work we examined morphological variation at different levels to study performance and population structuring of the blue mussel Mytilus edulis. Our objectives were: (i) to develop an integrated technique for analyzing morphological variation in blue mussels and, based on this technique; (ii) to perform a morphometric description of mussels from the northern part of their range; and (iii) to verify the hypothesis that populations at the outer range of their distribution have reduced performance due to harsh climatic conditions. Means, directional asymmetry (i.e., systematic differences between left and right structures), fluctuating asymmetry (random deviations from perfect symmetry, a measure of developmental instability), factorial variation (difference between total variance and variance of fluctuating asymmetry, an indirect index of genotypic variation), and measurement error were examined for 14 bilateral characters of muscle scars on mussel shells. Also, we analyzed one non-bilateral character. F

KW - Barents Sea

KW - developmental instability

KW - directional asymmetry

KW - distribution range

KW - fluctuating asymmetry

KW - measurement error

KW - Mytilus edulis

KW - salinity

KW - temperature

KW - White Sea

U2 - 10.3390/sym7020488

DO - 10.3390/sym7020488

M3 - Article

SP - 488

EP - 514

JO - Symmetry

JF - Symmetry

SN - 2073-8994

IS - 7

ER -

ID: 3932589