Geert De Knijf

Research output

Research output per year 1992 2015 2022 2023 2024 2025

• 108 A2: Article in a journal with peer review, not included in A1
• 62 Reports of Research Institute for Nature and Forest
• 47 Paper/Powerpoint/Abstract
• 31 A3: Article in a journal without peer review
• 125 More
  • 22 A1: Web of Science-article
  • 17 Advices of the Research Institute for Nature and Forest
  • 16 Communications of the Research Institute for Nature and Forest
  • 14 Contribution to book not published by INBO
  • 11 Online publication - Web publication
  • 10 Contribution to Reports of Research Institute for Nature and Forest
  • 10 Contribution to INBO Nieuwsbrief
  • 8 Poster
  • 4 Book not published by INBO
  • 4 Report not published by INBO
  • 4 Contribution to Nature Reports of Research Institute for Nature and Forest
  • 1 Other published by INBO
  • 1 Contribution to Communications of Research Institute for Nature and Forest
  • 1 Conference Abstract
  • 1 Contribution to a report not published by INBO
  • 1 Other contribution

Research output per year

Research output per year

Search results

• 2025

  Naar een blauwere toekomst: uitdagingen in beleid rond lozingsvergunningen in Vlaanderen

  Van Hecke, F., De Knijf, G. & Van Wichelen, J., 2025, In: H2O. 2025, 10 p.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  15 Downloads (Pure)
• 2024

  Aeshna affinis

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna caerulea

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna crenata

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  93 Downloads (Pure)

• Aeshna cyanea

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna grandis

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna isoceles

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  91 Downloads (Pure)

• Aeshna juncea

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  106 Downloads (Pure)

• Aeshna mixta

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna serrata

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  93 Downloads (Pure)

• Aeshna subarctica

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  92 Downloads (Pure)

• Aeshna viridis

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  65 Downloads (Pure)

• Afbakenen van belangrijke gebieden voor wilde bestuivers in Vlaanderen

  Maes, D., Adriaens, T., Van de Meutter, F., Maebe, K., De Saeger, S., De Knijf, G., Hillaert, J., Spanhove, T., Vanormelingen, P. & Wils, C., 2024, In: NatuurFocus. 23, 2, p. 70-77 8 p.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  8 Downloads (Pure)

• Anax ephippiger

  Prunier, F., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  62 Downloads (Pure)

• Anax immaculifrons

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  61 Downloads (Pure)

• Anax imperator

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  62 Downloads (Pure)

• Anax parthenope

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  64 Downloads (Pure)

• Boyeria irene

  Prunier, F., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  61 Downloads (Pure)

• Brachythemis impartita

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  62 Downloads (Pure)

• Brachytron pratense

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  71 Downloads (Pure)

• Caliaeschna microstigma

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  65 Downloads (Pure)

• Calopteryx haemorrhoidalis

  Prunier, F., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  64 Downloads (Pure)

• Calopteryx splendens

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  62 Downloads (Pure)

• Ceriagrion georgifreyi

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Ceriagrion tenellum

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Chalcolestes parvidens

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Chalcolestes viridis

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion armatum

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion caerulescens

  Prunier, F., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion ecornutum

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion glaciale

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion hastulatum

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  38 Downloads (Pure)

• Coenagrion hylas

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  38 Downloads (Pure)

• Coenagrion johanssoni

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion mercuriale

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  37 Downloads (Pure)

• Coenagrion ornatum

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  38 Downloads (Pure)

• Coenagrion puella

  Billqvist, M., De Knijf, G., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 2024, In: The IUCN Red List of Threatened Species 2024.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  38 Downloads (Pure)

• Nieuwe waarnemingen van de Oostelijke witsnuitlibel (Leucorrhinia albifrons) in België

  De Knijf, G. & Eysermans, D., 15-Feb-2024, In: Brachytron. 24, 1/2, p. 28-30 3 p.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  1 Downloads (Pure)

• OSREDNJA TEMA: Ogroženost kačjih pastirjev v Evropi

  Vinko, D., De Knijf, G., Billqvist, M., van Grunsven, R., Prunier, F. & Bedjanič, M., 2024, In: Trdoživ. 2024, 1, p. 30-35

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  144 Downloads (Pure)
• 2023

  Boyeria cretensis

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T60307A208812141

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Calopteryx xanthostoma

  Prunier, F., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T165481A208810255

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Coenagrion castellani

  De Knijf, G., Assandri, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F., Vinko, D. & Dijkstra, K. D. B., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T203586029A203586895

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Coenagrion intermedium

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T165504A208812460

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Coenagrion mercuriale

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F., Vinko, D. & Boudot, J. P., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T203582437A220527463

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Cordulegaster bidentata

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T165498A208810536

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Cordulegaster helladica

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T59706A203274302

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Cordulegaster heros

  Vinko, D., Billqvist, M., De Knijf, G., van Grunsven, R. H. A. & Prunier, F., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T158700A208809715

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Cordulegaster trinacriae

  van Grunsven, R. H. A., Billqvist, M., De Knijf, G., Prunier, F., Vinko, D. & Boudot, J. P., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T59708A208811319

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Corduliochlora borisi

  De Knijf, G., Billqvist, M., van Grunsven, R. H. A., Prunier, F. & Vinko, D., 13-Dec-2023, In: The IUCN Red List of Threatened Species 2023. e.T59774A208811574

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

• Discovery of a population of Onychogomphus cazuma in Andalusia, Spain

  Prunier, F. & De Knijf, G., 2023, In: Notulae odonatologicae. 10, 2, p. 60-66 7 p.

  Research output: Contribution to journal › A2: Article in a journal with peer review, not included in A1 › peer-review

  Open Access

  File
  448 Downloads (Pure)