Evangelia Michaloudi

Evangelia Michaloudi
Aristotle University of Thessaloniki | AUTH · Department of Zoology

PhD

About

69
Publications
13,268
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1,142
Citations
Additional affiliations
July 2014 - present
Aristotle University of Thessaloniki
Position
  • Professor (Associate)

Publications

Publications (69)
Article
Understanding the processes that underlay an ecological disaster represents a major scientific challenge. Here, we investigated phytoplankton and zooplankton community changes before and during a fauna mass kill in a European protected wetland. Evidence on gradual development and collapse of harmful phytoplankton blooms, allowed us to delineate the...
Article
Full-text available
Biodiversity records are recognized as important for both diversity conservation and ecological studies under the light of global threats faced by aquatic ecosystems. Here, the checklist of Greek rotifer species is presented based on a literature review, as well as current data from 38 inland water bodies. A total of 172 Monogononta rotifer species...
Article
In the pelagic food web of lakes, zooplankton offers the linkage between phytoplankton and fish, greatly affecting but also mirroring the functionality and stability of the ecosystem. Despite the increased interest on the development of water quality indices, incorporating zooplankton data on metrics used for the assessment of natural lakes remains...
Article
For the genus Diaphanosoma Fischer (Cladocera) the species’ name “D. brachyurum” has been widely used for many decades to identify other species belonging to this genus. To clarify the diversity of the genus in Greek lakes in the present study, we morphologically and genetically identified the Diaphanosoma species occurring in eight lakes. Three hu...
Article
Full-text available
The neglected zooplankton communities as indicators of ecological water quality of Mediterranean lakes The exclusion of zooplankton as a biological quality element from the Water Framework Directive, led to the decreased monitoring of zooplankton communities all over Europe, including Greece. Patterns of abundance, biomass and size structure were i...
Article
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Natural and anthropogenic pressures in inland waters induce molecular response mechanisms in organisms as a defense against such multiple stressors. We studied, for the first time, the expression of the stress proteins, heat shock proteins (HSP) and mitogen-activated proteins kinase (MAPK), in a Daphnia magna natural population as a response to env...
Article
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We present an updated checklist of the rotifer fauna from inland aquatic habitats in continental Ecuador and the Galápagos islands based on published rotifer records found in the literature. The checklist summarizes the status of the current taxonomic and faunistic knowledge on rotifers in Ecuador, updates the nomenclature, and reports the regions...
Article
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Understanding the diversity patterns of phytoplankton assemblages in coastal lagoons is clearly important for water management. In this study, we explored alpha and beta diversity patterns in phytoplankton communities across five Mediterranean lagoons hydrologically connected to Vistonikos Gulf. We examined the phytoplankton community composition a...
Article
Full-text available
This paper is a collection of novel distributional records of 20 species belonging to 8 phyla (Chlorophyta, Rhodophyta, Cni-daria, Ctenophora, Annelida, Mollusca, Arthropoda and Chordata) from 11 Mediterranean countries, namely, Spain: an additional record of the Canary dentex Dentex canariensis is reported from Spain (Valencia), this is the northe...
Article
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The ancient lakes Mikri Prespa and Megali Prespa are located in SE Europe at the transnational triangle and are globally recognized for their ecological significance. They host hundreds of flora and fauna species, and numerous types of habitat of conservational interest. They also provide a variety of ecosystem services. Over the last few decades,...
Article
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Eutrophication assessment is made widely using Carlson Trophic State indices (TSI) [e.g. secchi disc depth (TSISD)] or phytoplankton biomass. Recently, two Carlson type indices using rotifers (TSIROT) and crustaceans (TSICR) were developed from Polish lakes. In the present study, both indices were applied to zooplankton communities from 16 Greek la...
Article
Full-text available
The authors of the original publication recognized that, for three of the clones (MAN-L5, LFL2, KOR), the data of two of the raw morphometric measurements contained in Supplementary Material 2 of the article were flipped (the distance between the anterior tips of the 3rd dorsal spines ‘b’ and the width of the lorica ‘c’). The corrected Supplementar...
Article
Full-text available
Grazing potential (GP, in % day−1) was estimated for the plankton communities of 13 Greek lakes covering the trophic spectrum, in order to examine its sensitiveness in discriminating different classes of ecological water quality. Lakes with high GP values exhibited high zooplankton biomass dominated by large cladocerans or/and calanoids while lakes...
Article
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The presence of the rotifer species Brachionus rotundiformis from the B. plicatilis species complex in Lake Arcturo, a saline lake in the Genovesa Island of the Galápagos Islands, is here reported. This is the first record of the species for the rotifer fauna of Ecuador as well as of the species complex to the Galápagos Islands. This finding is con...
Article
Shallow coastal areas are ecosystems with high productivity. Although the eastern part of the Mediterranean Sea is oligotrophic, the shallow coastal waters of the northern Aegean, such as Kavala Gulf, are productive due to the influence of the Black Sea water and the presence of freshwater input from three rivers. The aim of this work was to determ...
Article
Full-text available
The discovery and exploration of cryptic species have been profoundly expedited thanks to developments in molecular biology and phylogenetics. In this study, we apply a reverse taxonomy approach to the Brachionus calyciflorus species complex, a commonly studied freshwater monogonont rotifer. By combining phylogenetic, morphometric and morphological...
Data
Records of Brachionus calyciflorus synonyms. (DOCX)
Data
Classification functions of the stepwise discriminant analysis performed on species ‘B’, ‘C’, and ‘D’. (DOCX)
Data
Amount of morphometric variation explained by species identity for each pair of the investigated species. (DOCX)
Data
Classification functions of the stepwise discriminant analysis performed on species ‘A’, ‘B’, ‘C’, and ‘D’. (DOCX)
Data
Summary statistics for the selection of morphometric traits measured on individuals of the four species. (DOCX)
Poster
Trophic state indices (TSI) have been developed based on different parameters [e.g. secchi disc depth (TSISD)]. Recently, TSIROT was developed using rotifer communities from Polish lakes. In the present study, TSIROT index was applied to rotifer communities from 15 Greek lakes, covering all trophic state spectrum, in order to test the application o...
Poster
The study of zooplankton communities in artificial ponds has gathered attention lately. The aim of the present study was to identify the rotifer taxa and discover their diversity patterns as well as the planktic food web interactions in an artificial urban pond. Qualitative and quantitative zooplankton samples were collected, along with phytoplankt...
Article
Temporary saline lakes are diverse ecosystems mostly located in arid areas. In the Mediterranean region they are among the most remarkable, but also the most threatened habitats; thus, effective management and conservation plans need to consider their special hydrological and ecological features and requirements. They are mainly fishless systems an...
Article
Full-text available
Taxonomic distinctness indices measure the taxonomic relatedness among species and have been used for environmental assessment to detect disturbed habitats. This is the first application of the Average Taxonomic Distinctness (Δ+) and Variance in Taxonomic Distinctness (Λ+) indices to the presence/absence data of rotifer communities to examine their...
Article
Full-text available
Three well-defined groups, consisting of 15 species, have recently been ascribed to organisms historically identified as the Brachionus plicatilis species complex. One of these groups, the large clade, is composed of two named species (Brachionus plicatilis s.s. and Brachionus manjavacas) and two species identifiers (B. ‘Nevada’ and B. ‘Austria’)....
Poster
The aim of the present study was the study of the planktonic food web of an artificial pond during the bloom of the haptophyte Chrysochromulina parva. For that purpose, the biodiversity and abundance of the phytoplankton and zooplankton communities from the artificial pond, within the campus of A.U.Th., were analyzed. Ten weekly samplings were carr...
Poster
The aim of the present research was to study the zooplankton community of Thesaurus reservoir, in terms of biodiversity, as well as to estimate its abundance and biomass. Four zooplankton samples were examined in total. They were collected during the year 2015, with vertical hauls from a mean depth of 22 m up to the surface of the lake, using zoopl...
Poster
The aim of this research was to study the diversity of zooplankton communities in temporary salt lakes of Cyprus, in terms of species richness and abundance. Samplings took place on February 2014 and during the period March-May 2015 in 7 lakes of Cyprus. According to salinity values measured during the samplings, lakes were classified as saline wit...
Poster
The purpose of the present research was to study the zooplankton community of Smokovos reservoir, in terms of biodiversity as well as the estimation of its abundance and biomass. Four seasonal zooplankton samples were examined in total. They were collected during the year 2015, using zooplankton nets with mesh size of 50 and 100 µm. Species composi...
Poster
The present research is the first study regarding the zooplankton communities of lakes Voulkaria, Karla and Pikrolimni, which are shallow with different levels of salinity (freshwater, subsaline and hypersaline, respectively). Zooplankton samples, collected during the period December 2014 - October 2015, were analyzed in order to study species comp...
Poster
The aim of this research was to study the zooplankton community of lakes Amvrakia, Ozeros, Trichonis in Western Greece and evaluate their taxonomic distinctness through the application of the taxonomic distinctness indices. Samples of the period March 2014-March 2015 were analysed. The highest values of abundance were recorded in lakes Amvrakia and...
Article
Mitonuclear discordance across taxa is increasingly recognized as posing a major challenge to species delimitation based on DNA sequence data. Integrative taxonomy has been proposed as a promising framework to help address this problem. However, we still lack compelling empirical evidence scrutinizing the efficacy of integrative taxonomy in relatio...
Article
Mitonuclear discordance across taxa is increasingly recognized as posing a major challenge to species delimitation based on DNA sequence data. Integrative taxonomy has been proposed as a promising framework to help address this problem. However, we still lack compelling empirical evidence scrutinizing the efficacy of integrative taxonomy in relatio...
Article
Full-text available
Following ICZN (1999) Article 79 Chapter 17 http://www.nhm.ac.uk/hosted-sites/iczn/code/), we, with the full support of the international community of rotifer researchers as expressed during subsequent international Rotifera symposia, developed a Candidate Part of the List of Available Names for species and genera of Rotifera from the start of zool...
Poster
The biodiversity indices of taxonomic distinctness measure the phylogenetic relatedness among species and have been used for environmental assessment in order to detect anthropogenic degraded habitats. They are independent of the sampling effort, and can be used on presence/absence data making the comparison with historical data possible. In the pr...
Poster
The aim of the present study was to exam the diversity of aquatic microorganisms in artificial ponds by determining: the composition, abundance and temporal variations of the phytoplankton and zooplankton community. Water samples were collected during the period October - December 2011, 2013 and 2014, on a weekly basis, from experimental devices in...
Article
Full-text available
Brachionus sessilis Varga, 1951 is an epizoic rotifer living exclusively on cladocerans of the genus Diaphanosoma. Current taxonomic knowledge relies solely on limited morphological information, whereas there is no type material. Here, we aim to resolve issues concerning its morphology and taxonomy using both morphological and genetic characters on...
Article
The widely cited Plankton Ecology Group (PEG) model of plankton seasonal succession is often used as a template to explain the seasonal changes in plankton communities outside the cold temperate zone, where it was developed, but this may be inappropriate for lower-latitude lakes.Lower-latitude lakes have high light availability in winter and less p...
Poster
The biodiversity indices of taxonomic distinctness measure the phylogenetic relatedness among species and are independent of the sampling effort. Furthermore, they can be used on presence/absence data making the comparison with historical data possible. In the present study we applied the indices Δ+ Average Taxonomic Distinctness and Λ+ Variance in...
Article
Full-text available
The diet composition of ten fish species from the eutrophic East Mediterranean Lake Volvi was studied seasonally (summer 2005 – spring 2006) and in relation to body size. The index of relative importance (ΜΙ%) of each prey consumed varied within species. Diet diversity (Shannon-Wiener index, Hʹ) and diet breadth (Levins’ standardized index, Bʹ) exh...
Article
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The life cycle of cyclical parthenogens provides a unique model for the study of spatiotemporal microevolutionary processes at ecologically relevant time scales. Considerable effort has been invested to understand spatial population structure, but critical information is still missing on temporal population divergence. This study aims to provide in...
Article
This study examines the plankton succession in a polluted temporary lake after intermittent dry-out. The initial stage after flooding was heterotrophic (zooplankton/phytoplankton carbon biomass ratio > 1). Phytoplankton species richness increased exponentially within a few months after inundation. The chlorophyte Koliella cf. longiseta was the pion...
Article
Full-text available
Many, mostly older, names of animal species are nomenclaturally problematic, either because their orthography is unstable, orthey cannot be linked reliably to a taxonomic identity, due to the lack of recognisable descriptions and/or types. Yet, they repre-sent available (sensu International Code of Zoological Nomenclature) names and must be taken i...
Article
Many, mostly older, names of animal species are nomenclaturally problematic, either because their orthography is unstable, or they cannot be linked reliably to a taxonomic identity, due to the lack of recognisable descriptions and/or types. Yet, they represent available (sensu International Code of Zoological Nomenclature) names and must be taken i...
Article
Full-text available
During the past decades efforts have been made through restoration measures to reverse eutrophication and improve water quality in lakes. In this study, phytoplankton was studied in two different water bodies under restoration in Greece; Lake Kastoria and the temporary brackish water body Koronia. In Koronia, zooplankton structure was also examined...
Article
Full-text available
The ecological water quality of one of the ancient world lakes, Lake Megali Prespa, is examined for the first time on the basis of its plankton communities. During the study period (October- November 2008) the lake's plankton showed signs of a moderate ecological water quality. This quality was reflected in: i) phyto- and zoo-plankton species compo...
Article
Full-text available
Phytoplankton and water quality of Marathonas drinking-water Reservoir were examined for the first time. During the study period (July-September 2007), phytoplankton composition was indicative of eutrophic conditions although phytoplankton biovolume was low (max. 2.7 mm³ l⁻¹). Phytoplankton was dominated by cyanobacteria and diatoms, whereas desmid...
Article
Aim  We investigated the biogeographical patterns of phytoplankton, zooplankton and fish in freshwater ecosystems. We tested whether spatial distance or environmental heterogeneity act as potential factors controlling community composition.Location  Northern and central Greece, eastern Mediterranean.Method  Data on 310 phytoplankton, 72 zooplankton...
Article
Full-text available
The purpose of this paper was to study the plankton food web structure in Lake Koronia during an extremely dense bloom of Prymnesium parvum. The Prymnesium bloom fulfilled the main criteria of an ecosystem disruptive algal bloom, since it was a massive persistent, monospecific bloom which disrupted the dynamics of the plankton community. It appeare...
Article
The aim of the present study is to comprehend the limnological profile and the biota of Lake Pamvotis, focusing on the structure and the dynamics of the zooplankton community. Past and present data concerning the trophic state and the biota of Lake Pamvotis were used in order to elucidate the ecology of the lake. Nutrient levels and dynamics classi...
Conference Paper
Full-text available
Long-term limnological studies are lacking in Greece. Nevertheless, in Lake Kastoria, a shallow lake with a history of toxic cyanobacterial blooms, studies on cyanobacteria have been made for several years whereas nutrients and zooplankton have been studied only for short periods. The objective of this study was to assess the ecological status of L...
Article
We studied the seasonal dynamics of phytoplankton, bacterioplankton, heterotrophic nanoflagellates, ciliates, and metazoan plankton in the highly eutrophic polymictic Lake Kastoria (Greece), which has a history of toxic cyanobacterial blooms. An acute increase in the flushing rate of the lake during spring inhibited cyanobacterial biomass accumulat...
Article
Full-text available
The feeding of the most important chaetognath species (Sagittaenflata, Sagittaminima, Sagittasetosa and Sagittaserratodentata) found in a grid of 35 stations in the north Aegean Sea (Strymonikos and Ierissos Gulfs) was investigated through gut content analysis during five sampling periods from June 1997 to May 1998. Sagittaenflata and S.minima were...
Article
Full-text available
Length-weight regressions and dry weight estimates of the main crustaceans of Lake Mikri Prespa are presented. The calanoid copepod and most of the cladocerans were heavier during summer than in other seasons, while the rest of the crustaceans were heavier during spring. The mean calculated dry weights were : (a) 0.005 µg (Keratella cochlearis), 2....
Article
Full-text available
In Lake Trichonis 9 crustacea species and the molluscan larvae of Dreissena polymorpha were recorded during four seasonal samplings from summer 2002 to spring 2003. Mean integrated values of crustacea abundance ranged from 4.5 to 12.9 ind/L and were mainly dominated by the calanoida Eudiaptomus drieschi. The abundance values recorded, as well as th...
Article
Full-text available
Twenty four species (19 Rotifera, 4 Cladocera, 1 Copepoda) were recorded in the zooplankton of Lake Koroneia from June 1999 to June 2000. The dominant species were the Cladocera Daphnia magna and the rotifers Brachionus dimidiatus and B. rubens. Total abundance ranged from 13 to 32,426 ind. L-1 and its seasonal dynamics resembled those of hypertrop...
Article
Over the last 7 decades, 23 exotic fish species have been introduced into the inland waters of Greece. Some introductions were deliberately planned to take advantage of particular ecological or economic qualities of the species concerned. These include rainbow trout, Oncorhynchus mykiss (Walbaum), Pacific salmon, Oncorhynchus sp., vendace, Coregonu...
Article
Full-text available
The zooplankton of the River Aliakmon was studied from February 1995 to January 1996 at two sampling stations. Seventy nine different taxa were recorded, including a possible new species (Pleurotrocha n.sp.). The zooplankton community was dominated by rotifers, which made up to 96% of the total abundance. The two stations differed in terms of abund...