Projects per year
Personal profile
Research expertise
Geert De Knijf is als aquatisch ecoloog werkzaam aan het Instituut voor Natuur en Bosonderzoek bij het Team Zoetwaterhabitats waar hij betrokken is bij allerlei watergebonden projecten. Onderzoeksonderwerpen zijn onder meer beoordeling van Vlaamse waterlichamen op basis van aquatische biota, herstelmaatregelen van stilstaande en stromende wateren, de effecten van aquatische invasieve soorten op inheemse soorten en systemen. Daarnaast is Geert ook betrokken bij het opstellen van monitoringsprogramma’s voor soorten, opmaak van Rode Lijsten, Europees bedreigde soorten en habitattypes. Geert heeft een zeer uitgebreide kennis opgebouwd over de ecologie, habitatvereisten, bescherming, monitoring, biogeografie en vele andere aspecten van libellen (Odonata) niet alleen van België maar van Europa, Noord-Afrika en het Midden-Oosten. Geert is tevens actief in de Dragonfly Specialist Group van IUCN.
Thematic List 2020
- Water
- Protected nature
Taxonomic List
- dragonflies (Odonata)
- crickets and grasshoppers (Orthoptera)
Policy
- Habitats Directive
- aquatic management
- protected Flemish nature
- species directed nature management
Geographic List
- Europe
- Mediterranean Basin
- Belgium
- Flanders
VODS 2023
- Animal ecology
- Animal biology not elsewhere classified
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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DRAGON - Dragonflies as bellwether for the human impact on interface ecosystems
De Knijf, G. (Project leader)
1/01/24 → 31/12/28
Project: Evinbo
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Update of the Actual Relevant Potential Habitat (ARPL) for policy- and management-relevant species
Maes, D. (Project leader), De Knijf, G. (Cooperator), Devos, K. (Cooperator), Packet, J. (Cooperator), Speybroeck, J. (Cooperator), Thomaes, A. (Cooperator), Van Den Berge, K. (Cooperator), Van Landuyt, W. (Cooperator) & Vermeersch, G. (Cooperator)
1/01/21 → 31/12/25
Project: coöperation agreement
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Outreach and suppport to the community of practice on invasion management
Adriaens, T. (Project leader), Chanet, W. (Cooperator), D'hondt, B. (Cooperator), De Knijf, G. (Cooperator), Delva, S. (Cooperator), Denys, L. (Cooperator), Hillaert, J. (Cooperator), Packet, J. (Cooperator), Scheers, K. (Cooperator) & Strubbe, D. (Cooperator)
1/11/20 → 31/12/29
Project: own initiative (position paper)
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Nature-inclusive development of multifunctional open spaces
Turkelboom, F. (Project leader), Adriaenssens, V. (Cooperator), Cools, N. (Cooperator), De Knijf, G. (Cooperator), De Lombaerde, E. (Cooperator), Desair, J. (Cooperator), Dumortier, M. (Cooperator), Heremans, S. (Cooperator), Jacobs, S. (Cooperator), Jocqué, M. (Cooperator), Lateir, M. (Cooperator), Leone, M. (Cooperator), Mortelmans, D. (Cooperator), Oosterlynck, P. (Cooperator), Raman, M. (Cooperator), Spanhove, T. (Cooperator), Thoonen, M. (Cooperator), Van Damme, S. (Cooperator), Van Den Berghe, J. (Cooperator), Van Gossum, P. (Cooperator), Van Ryckegem, G. (Cooperator), Vanden Borre, J. (Cooperator), Vercruysse, L. (Cooperator) & Wanner, S. (Cooperator)
1/01/20 → 31/12/29
Project: Scientific support
Research output
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Advies over de toestand van de Natura 2000-habitats en -soorten op het Groot Schietveld te Brecht
Thoonen, M. (Main author), Maes, D., Speybroeck, J., De Knijf, G., Oosterlynck, P., Piesschaert, F., Vermeersch, G. & Van Uytvanck, J., 8-Apr-2025, Instituut voor Natuur- en Bosonderzoek. (Adviezen van het Instituut voor Natuur- en Bosonderzoek; no. INBO.A.4959)Research output: Book/Report › Advices of the Research Institute for Nature and Forest
Open AccessFile123 Downloads (Pure) -
Dit was 2024 voor de libellen
Ledegen, H., Veraghtert, W. & De Knijf, G., 2025, Natuurpunt.Research output: Other contribution › Online publication - Web publication
Open Access -
Dragonfly Conservation Europe
De Knijf, G., 22-Feb-2025. 15 p.Research output: Contribution to conference › Paper/Powerpoint/Abstract
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Een vierde van de zoetwaterdieren in de wereld is bedreigd met uitsterven
De Knijf, G., 2025, In: INBO Nieuwsbrief. maart 2025Research output: Contribution to journal › Contribution to INBO Nieuwsbrief
Open Access -
European Red List: moving from assesment to conservation planning for dragonflies
De Knijf, G., Billqvist, M., van Grunsven, R. & Lees, C., 22-Mar-2025. 30 p.Research output: Contribution to conference › Paper/Powerpoint/Abstract
Datasets
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Waarnemingen.be / observations.be - List of species observed in Belgium
Swinnen, K. (Creator), Bronne, L. (Creator), Herremans, M. (Creator), Gielen, K. (Creator), Adriaens, T. (Creator), Baartmans, T. (Creator), Baert, D. (Creator), Baltus, H. (Creator), Barendse, R. (Creator), Boeraeve, M. (Creator), Boers, K. (Creator), Bogaert, J. (Creator), Bouillard, N. (Creator), Claerebout, S. (Creator), De Knijf, G. (Creator), De Beer, D. (Creator), De Smedt, P. (Creator), De Cock, R. (Creator), De Grave, D. (Creator), De Ketelaere, A. (Creator), Deblauwe, I. (Creator), Decrick, L. (Creator), Dekeukeleire, D. (Creator), Deraedt, H. (Creator), Devalez, J. (Creator), D'Haeseleer, J. (Creator), Driessens, G. (Creator), Eysermans, D. (Creator), Fagot, J. (Creator), Hendrickx, R. (Creator), Jooris, R. (Creator), Langeraert, W. (Creator), Lavreys, E. (Creator), Lock, K. (Creator), Logghe, G. (Creator), Maes, K. (Creator), Mayon, N. (Creator), Moonen, E. (Creator), Mortelmans, J. (Creator), Muls, D. (Creator), Opdekamp, W. (Creator), Peeters, K. (Creator), Pieters, R. (Creator), Pollet, M. (Creator), Ravoet, J. (Creator), Rhebergen, F. (Creator), Schneider, A. (Creator), Segers, S. (Creator), Septor, R. (Creator), Soors, J. (Creator), Speybroeck, J. (Creator), Steeman, C. (Creator), Steeman, R. (Creator), Thomaes, A. (Creator), Uitterhaegen, B. (Creator), van Doorn, L. (Creator), Van der Schoot, P. (Creator), Van den Neucker, T. (Creator), van den Berg, E. (Creator), Van Sanden, P. (Creator), Van de Poel, S. (Creator), Van Steenwinkel, C. (Creator), Vanormelingen, P. (Creator), Vantieghem, P. (Creator), Veraghtert, W. (Creator), Verbelen, D. (Creator), Verbeylen, G. (Creator), Verhaeghe, F. (Creator), Verheyde, F. (Creator), Vermeiren, H. (Creator), Vertommen, W. (Creator), Zeegers, T. (Creator), Lambrechts, J. (Creator), Vanreusel, W. (Creator), Paquet, J.-Y. (Creator) & Desmet, P. (Creator), Natuurpunt, 9-Dec-2022
DOI: 10.15468/a7wkuh
Dataset
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Meetnetten.be - Exuviae counts for dragonflies in Flanders, Belgium
Piesschaert, F. (Contributor), Knijf, G. D. (Contributor), Brosens, D. (Contributor), Westra, T. (Contributor), Desmet, P. (Contributor), Ledegen, H. (Contributor) & Pollet, M. (Contributor), 1-Jan-2021
DOI: 10.15468/ue87ux, https://www.gbif.org/dataset/64d7725a-4743-461a-ac17-956bffef577b
Dataset
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Red list of dragonflies in Flanders, Belgium
De Knijf, G. (Owner) & Brosens, D. (Creator), Instituut voor Natuur- en Bosonderzoek, 2015
DOI: 10.15468/wgegyc, http://data.inbo.be/ipt/resource?r=rl-libellen-checklist and one more link, http://www.gbif.org/dataset/72aa797d-42a4-4176-9e19-5b3ddd551b79 (show fewer)
Dataset
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Meetnetten.be - Population counts for dragonflies in Flanders, Belgium
Piesschaert, F. (Contributor), Knijf, G. D. (Contributor), Brosens, D. (Contributor), Westra, T. (Contributor), Desmet, P. (Contributor), Ledegen, H. (Contributor) & Pollet, M. (Contributor), 1-Jan-2021
DOI: 10.15468/crbudg, https://www.gbif.org/dataset/e0bbc7b4-c22e-42b7-8c0c-2deb26495948
Dataset
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Meetnetten.be - Sightings for Stenobothrus stigmaticus in Flanders, Belgium
Piesschaert, F. (Creator), De Knijf, G. (Creator), Brosens, D. (Creator), Van De Poel, S. (Creator), Westra, T. (Creator), Desmet, P. (Creator) & Pollet, M. (Creator), 24-Aug-2021
DOI: 10.15468/s8b4x8, https://www.gbif.org/dataset/97456782-8d2f-4b2b-b14b-704f2ca61165
Dataset
Activities
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Expert panel: Aquatic Insects Decline
De Knijf, G. (Participant)
13-Mar-2025Activity: Participating in or organising an event types › Organisation and participation in conference, workshop, training, seminar, meeting
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Vlaamse Libellenstudiedag 2024
De Knijf, G. (Organiser)
2-Mar-2024Activity: Participating in or organising an event types › Organisation and participation in conference, workshop, training, seminar, meeting
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Vlaamse Libellenstudiedag 2023
De Knijf, G. (Organiser)
18-Feb-2023Activity: Participating in or organising an event types › Organisation and participation in conference, workshop, training, seminar, meeting
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Vlaamse Libellenstudiedag 2023
De Knijf, G. (Speaker)
18-Feb-2023Activity: Participating in or organising an event types › Organisation and participation in conference, workshop, training, seminar, meeting
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Pond mapping to inform conservation. Ponderings on a near-complete inventory of standing water bodies in lower Belgium
Denys, L. (Invited speaker), Leyssen, A. (Invited speaker), Packet, J. (Invited speaker), Scheers, K. (Invited speaker), Smeekens, V. (Invited speaker), De Knijf, G. (Invited speaker) & Wils, C. (Invited speaker)
2-Mar-2022Activity: Talk or presentation types › Lecture and oral contribution
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