Assessing the ecological status of Mediterranean coastal lagoons using macroinvertebrates. Comparison of the most commonly used methods

 
This item is provided by the institution :

Repository :
Mediterranean Marine Science  | ΕΚΤ eJournals
see the original item page
in the repository's web site and access all digital files if the item*
share




2014 (EN)
Assessing the ecological status of Mediterranean coastal lagoons using macroinvertebrates. Comparison of the most commonly used methods (EN)

NICOLAIDOU, A.
ROSATI, I.
ALEFFI, F.
REIZOPOULOU, S.
BASSET, A.
SIGALA, K.
BARBONE, E.
KAISAKIS, G.
SIMBOURA, N.

Benthic communities were studied twice (autumn and spring) in three Mediterranean coastal lagoons located in Greece (Logarou) and Italy (Cesine and Grado-Marano). The species composition and distribution, the community diversity, the species richness, the dominant taxa and their ecological identity, the benthic trophic and biomass size structure were investigated in these lagoons and the the results were correlated with environmental variables.The overall similarity based on species composition and abundance among lagoons was low due to differences in dominant environmental factors, whereas variations of community diversity and species richness were mainly related to the degree of marine influence, reflecting the natural structure. The benthic classification indices AMBI, M-AMBI, BENTIX, BO2A, ISD and ISS were applied to assess the ecological status of the lagoons studied. Results showed that the biotic indices AMBI, M-AMBI, BENTIX, and BO2A are not adequately efficient due to the natural dominance of tolerant and opportunistic species and the correlation of species diversity to natural stress. ISD and ISS on the other hand, based on size distribution frequencies and on size spectra sensitivity respectively, had a good discrimination power between impacted and unimpacted sites. Results indicate that alternatively to the species sensitivity, other traits of the communities as the biomass or size structure could be more robust, sensitive and effective in assessing the ecological quality in lagoons. (EN)

info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion

Coastal lagoons, zoobenthos, biotic indices, functional diversity. (EN)

Ελληνικό Κέντρο Θαλασσίων Ερευνών (ΕΛΚΕΘΕ) (EL)
Hellenic Centre for Marine Research (HCMR) (EN)

Mediterranean Marine Science

2014-09-19


Hellenic Centre for Marine Research (EN)

1791-6763
1108-393X
Mediterranean Marine Science; Vol 15, No 3 (2014); 602-612 (EL)
Mediterranean Marine Science; Vol 15, No 3 (2014); 602-612 (EN)



*Institutions are responsible for keeping their URLs functional (digital file, item page in repository site)