Participants

Show your colleagues and clients that you participate in the EQAT proficiency test phytoplankton! We guarantee total confidentiality of your data at all times.

If you agreed to the publication of your participation in the EQAT scheme when registering, you are included in the list below. Your results will not be shown here and will remain anonymous.



2007
Ringversuch Phytoplankton 2007
Fernwasserversorgung Elbaue-Ostharz GmbH
Blankenburg
2007
Ringversuch Phytoplankton 2007
Finnish Environment Institute, SYKE
Helsinki
2007
Ringversuch Phytoplankton 2007
Freshwater Biology Water Management Unit, Environment and Heritage Service
Lisburn Co. Antrim
2007
Ringversuch Phytoplankton 2007
Harzwasserwerke GmbH
Langelsheim
2007
Ringversuch Phytoplankton 2007
IDUS Biologisch Analytisches Umweltlabor
Ottendorf-Okrilla
2007
Ringversuch Phytoplankton 2007
IFUA Umweltberatung
Bitterfeld
2007
Ringversuch Phytoplankton 2007
Institut für angewandte Gewässerökologie GmbH
Seddiner See
2007
Ringversuch Phytoplankton 2007
Institut für Wasser- und Umweltnalytik GmbH
Luisenthal
2007
Ringversuch Phytoplankton 2007
Investigadora auxiliar, National Institute of Agronomy and Fisheries Resear...
LISBOA
Portugal
2007
Ringversuch Phytoplankton 2007
Israel Oceanographic & Limnological Research, Kinneret Limnological Laborat...
Migdal
2007
Ringversuch Phytoplankton 2007
KLS-Gewässerschutz
Hamburg
2007
Ringversuch Phytoplankton 2007
Koeman en Bijkerk bv
Haren
2007
Ringversuch Phytoplankton 2007
KOWUG GmbH
Zeulenroda-Triebes
2007
Ringversuch Phytoplankton 2007
KOWUG GmbH
Bad Blankenburg
2007
Ringversuch Phytoplankton 2007
Labor für Fluss und Seenkunde
Biberach
2007
Ringversuch Phytoplankton 2007
Landesamt für Umwelt, Naturschutz und Geologie Mecklenburg - Vorpommern
Güstrow
2007
Ringversuch Phytoplankton 2007
Landesamt für Umwelt, Naturschutz und Geologie Mecklenburg - Vorpommern
Stralsund
2007
Ringversuch Phytoplankton 2007
Landesbetrieb für Hochwasserschutz und WasserwirtschaftSB 5.1 / SG 5.12
Magdeburg
2007
Ringversuch Phytoplankton 2007
Landestalsperrenverwaltung des Freistaates Sachsen, US Paulsdorf
Dippoldiswalde
2007
Ringversuch Phytoplankton 2007
Landestalsperrenverwaltung des Freistaates Sachsen, US Radeburg
Radeburg



Proficiency test

Since 2002, the proficiency test phytoplankton has been carried out on an international level by the LTV.

From 1.1.2025, we will no longer be able to offer ring tests to participants from countries outside the EU. We regret this decision and apologise for the inconvenience

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Design of our EQAT scheme

The EQAT design is focused on the application of the Utermöhl method using the inverted microscope and consists of three components. Components 1 and 2 are methodological, focussing on the enumeration and biovolume calculation and component 3 is taxonomic in nature.

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Procedure of our EQAT scheme

The EQAT scheme is divided into 9 phases, the status of which can be viewed on-line on our website. With the announcement of the EQAT scheme, the planned time schedule is communicated to the participants.

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Requirements for participation, costs and evaluation

Only laboratories that have the personnel and equipment required for the EQAT proficiency test phytoplankton can participate in our scheme. Each participant in the EQAT scheme requires an individual registration.

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About the organiser

The EQAT phytoplankton proficiency tests are an activity of the Landestalsperrenverwaltung des Freistaates Sachsen (LTV). 

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Reports

Since 2005, the evaluation of the results has been carried out in accordance with DIN 38402 – 45: 2014 using robust statistical methods.

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