Search filters

List of works by Torbjørn Ekrem

A Review of Afrotropical Tanytarsus Van Der Wulp (Diptera: Chironomidae)

article

A comprehensive DNA sequence library is essential for identification with DNA barcodes

scientific article

A new surface gliding species of Chironomidae: An independent invasion of marine environments and its evolutionary implications

scientific article published on 14 December 2018

A rapid urban biodiversity blitz using aquatic environmental DNA

A review of Norwegian Gymnometriocnemus (Diptera, Chironomidae) including the description of two new species and a new name for Gymnometriocnemusvolitans (Goetghebuer) sensu Brundin

scientific article

A review of selected South- and East Asian Tanytarsus v.d. Wulp (Diptera: Chironomidae)

A review of the genus Zavrelia (Diptera: Chironomidae)

A taxonomic revision of genus Labrundinia Fittkau, 1962 (Diptera: Chironomidae: Tanypodinae)

scientific article (publication date: 3 March 2014)

A taxonomic revision of the genusStempellinella(Diptera: Chironomidae)

scientific article published in 2007

Ancient origin and maternal inheritance of blue cuckoo eggs

scientific article

BAGS: an automated Barcode, Audit & Grade System for DNA barcode reference libraries

scientific article published on 30 September 2020

CHIRONOMID TYPES AT MUSÉUM NATIONAL D'HISTOIRE NATURELLE, PARIS (Meigen collection not included)

CHIRONOMUS Newsletter now compliant with the International Code of Zoological Nomenclature

Chironomidae and the tree of life

Choice of DNA extraction method affects DNA metabarcoding of unsorted invertebrate bulk samples

scientific article published in 2018

Coverage and quality of DNA barcode references for Central and Northern European Odonata

scientific article published in 2021

DNA Barcoding for Species Identification of Insect Skins: A Test on Chironomidae (Diptera) Pupal Exuviae.

scientific article published on 29 November 2017

DNA barcode data reveal biogeographic trends in Arctic non-biting midges

scientific article published on 26 October 2018

DNA barcode reference libraries for the monitoring of aquatic biota in Europe: Gap-analysis and recommendations for future work

DNA barcode reference libraries for the monitoring of aquatic biota in Europe: Gap-analysis and recommendations for future work

scientific article published on 27 April 2019

DNA barcodes and morphology reveal unrecognized species in Chironomidae (Diptera)

article published in 2018

DNA barcodes for species delimitation in Chironomidae (Diptera): a case study on the genus Labrundinia

DNA metabarcoding adds valuable information for management of biodiversity in roadside stormwater ponds

scientific article published on 02 August 2019

DNAqua-Net: Developing new genetic tools for bioassessment and monitoring of aquatic ecosystems in Europe

scientific article (publication date: 29 November 2016)

Disentangling the identity of Lebertia porosa Thor, 1900 using integrative taxonomy (Acari: Hydrachnidia)

scientific article published on 9 September 2022

Distribution and diversity of the soil mites of Svalbard, with redescriptions of three known species (Acari: Oribatida)

scholarly article in International Journal of Acarology, vol. 37 no. 6, December 2011

Environmental DNA filtration techniques affect recovered biodiversity.

scientific article published on 16 March 2018

Exploring Genetic Divergence in a Species-Rich Insect Genus Using 2790 DNA Barcodes

scientific article published on 25 September 2015

Exploring Tanytarsini relationships (Diptera: Chironomidae) using mitochondrial COII gene sequences

Exploring species boundaries with multiple genetic loci using empirical data from non-biting midges

scientific article published in 2018

Females do count: Documenting Chironomidae (Diptera) species diversity using DNA barcoding

article

Immature stages of European Tanytarsus species I. The eminulus-, gregarius-, lugens- and mendax species groups (Diptera, Chironomidae)

scientific article published in 2008

Immature stages of EuropeanTanytarsus species I. Theeminulus-,gregarius-,lugens- andmendax species groups (Diptera, Chironomidae)

scientific article published in 2004

In memory of James E. Sublette (1928-2012)

Inventories - What are they good for?

Investigating suburban micromoth diversity using DNA barcoding of malaise trap samples

Molecular and morphological methods reveal cryptic diversity and three new species of Nearctic Micropsectra (Diptera:Chironomidae)

Molecular phylogeny and temporal diversification of Tanytarsus van der Wulp (Diptera: Chironomidae) support generic synonymies, a new classification and centre of origin

Multi-marker DNA metabarcoding reflects tardigrade diversity in different habitats

scientific article published on 03 November 2020

New combinations of Afrotropical Chironomini (Diptera: Chironomidae)

Non-biting midges as hosts for water mite larvae in spring habitats in Luxembourg

article

Online early - only online

Out of South America: phylogeny of non-biting midges in the genusLabrundiniasuggests multiple dispersal events to Central and North America

article published in 2014

Phylogenetic evidence of long distance dispersal and transmission of piscine reovirus (PRV) between farmed and wild Atlantic salmon

scientific article

Phylogenetic utility of five genes for dipteran phylogeny: a test case in the Chironomidae leads to generic synonymies

scientific article

Proceedings of the 18th International Symposium on Chironomidae

Restricted variation in plant barcoding markers limits identification in closely related bryophyte species

scientific article published on February 1, 2013

Revision ofLabrundinia maculataRoback, 1971, a new junior synonym ofL. longipalpis(Goetghebuer, 1921) (Diptera: Chironomidae: Tanypodinae)

Science communication

Species delimitation in northern European water scavenger beetles of the genus Hydrobius (Coleoptera, Hydrophilidae)

scientific article

Supplementary material 1 from: Majaneva M, Diserud OH, Eagle SHC, Hajibabaei M, Ekrem T (2018) Choice of DNA extraction method affects DNA metabarcoding of unsorted invertebrate bulk samples. Metabarcoding and Metagenomics 2: e26664. https://doi.org/

Taming the Wild West of Molecular Tools Application in Aquatic Research and Biomonitoring

scientific article published in 2019

Taxonomy based on science is necessary for global conservation

journal article from 'PLOS Biology' published in 2018

The Chironomidae (Diptera) of Svalbard and Jan Mayen

scientific article published on 13 March 2020

The Future of DNA Barcoding: Reflections from Early Career Researchers

scientific article published on 09 July 2021

The most northerly Black Witch (<em>Ascalapha odorata</em>): a tropical moth in the Canadian Arctic

The terrestrial and freshwater invertebrate biodiversity of the archipelagoes of the Barents Sea; Svalbard, Franz Josef Land and Novaya Zemlya

The use of eDNA and DNA metabarcoding in monitoring the ecological condition of Norwegian lakes

scientific article published on 04 March 2021

Towards a phylogeny of Tanytarsus van der Wulp (Diptera: Chironomidae). Is morphology alone sufficient to reconstruct the genealogical relationship?

Trace DNA from insect skins: a comparison of five extraction protocols and direct PCR on chironomid pupal exuviae

scientific article published on 17 July 2015

Two New Tanytarsus Species (Diptera: Chironomidae) from Brazil, with Reduced Median Volsella

scientific article published in July 1999

Why We Need Sustainable Networks Bridging Countries, Disciplines, Cultures and Generations for Aquatic Biomonitoring 2.0: A Perspective Derived From the DNAqua-Net COST Action

scientific article published in 2018

Willi Hennig’s legacy in the Nordic countries