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Category: Citizen Science

Archive/Biodiversity/Bird ringing/Birds/Citizen Science/Data and statistics/Monitoring/News/Robben Island/Site report/Where

African Oystercatcher monitoring on Robben Island : 2025 to 2026

Posted on 12/11/2025 by Les Underhill

Introduction We have been monitoring the breeding of the African Oystercatchers Haematopos moquini on Robben Island since the summer of 2001/02. We have also mo...

Archive/Bird ringing/Birds/Citizen Science/Nuwejaars Wetlands/Site report

Connecting to nature via bird ringing : Nuwejaars Wetlands : 2 to 7 November 2025

Posted on 09/11/2025 by Les Underhill

“How do we get people interested in the environment?” “How do people get connected to nature?” This gallery of photos, taken at the Nuwe...

Archive/Biodiversity/Bird ringing/Birding/Birds/Citizen Science/Karoo/Trip report

Bird ringing at Ouberg : 14 to 17 February 2025

Posted on 25/10/2025 by Les Underhill

There is no pollution from city light. We are deep in the countryside. There is no moon. The night is dark. Above our heads, the Southern Cross and The Pointers...

Archive/Biodiversity/Bird ringing/Birding/Birds/Citizen Science/Karoo/Trip report

Bird ringing at Ouberg : 21 to 24 October 2025

Posted on 25/10/2025 by Les Underhill

The Ouberg Private Nature Reserve is 20 km northeast of the town of Montagu in the Western Cape. It is in the foothills of big mountains. Three biomes meet here...

Archive/Bird ringing/Birding/Birds/Citizen Science

Open Day for bird ringing : Grotto Bay [originally planned for 15 November 2025, but postponed to] 29 November 2025

Posted on 19/10/2025 by Les Underhill

The BDI is holding an Open Day for bird ringing at Grotto Bay on Saturday, 29 November 2025 15 November 2025. We will be hosted by the local community at Grotto...

Archive/Biodiversity/Bird ringing/Birding/Birds/Citizen Science

Bird ringing at Nuwejaars Wetlands SMA : 7 to 12 October 2024

Posted on 03/10/2025 by Les Underhill

This was the first bird ringing visit to the Nuwejaars Wetlands SMA (Special Management Area). Our objective was to start the process of finding good ringing si...

Arrival and peak abundance of Barn Swallows
Archive/Bird ringing/Birds/Citizen Science/Data and statistics/Migration

Arrival and peak abundance of Barn Swallows in three regions of South Africa in relation to climate indices, deduced from SABAP2 data

Posted on 26/09/2025 by Les Underhill

A paper on the migration of Barn Swallows has been published Open Access in the journal Birds. Publication date was 9 September 2025. The authors, title and jou...

Archive/Biodiversity/Bird ringing/Birding/Birds/Citizen Science/Vanrhynsdorp

Bird ringing at Botuin, Vanrhynsdorp : 23 to 27 August 2025

Posted on 28/08/2025 by Les Underhill

We were bird ringing at Botuin, Vanrhynsdorp, at the peak of the spring wildflower season. We didn’t do any dedicated trips to the special touristy flower...

Archive/Biodiversity/Bird ringing/Birding/Birds/Citizen Science/Trip report

Bird ringing at Nuwejaars Wetlands SMA : 9 to 14 August 2025

Posted on 15/08/2025 by Les Underhill

This is a report on our seventh bird ringing expedition to the Nuwejaars Wetlands. We were here from Saturday 9 to Thursday 14 August 2025, five nights. This se...

Archive/Bird ringing/Birding/Birds/Citizen Science

Bird ringing and brunch at Zandvlei : 21 December 2024

Posted on 24/07/2025 by Les Underhill

On Saturday 21 December 2024, we invited all the bird ringers in Cape Town to celebrate a year of enjoying birds. It was an special opportunity for the bird rin...

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  • Home
  • Departments
    • Research Training
      • Introduction
      • Research Themes
      • Study Sites
      • Logistics
    • Bird Ringing
      • Introduction
      • Ringing history
      • The Value of Bird Ringing
    • Science and Ecology Specialist Consulting
    • Citizen Science – Biodiversity Conservation & Research
    • Biodiversity Observations
  • About
    • What we do
    • Who we are
    • Contact us
  • News
    • Archive
    • BDI Research
    • BDI Bridge
    • BDInsight
  • Upcoming BDI events
  • Biodiversity Projects
    • Bird Feeder Project
    • Atlas of Frogs & Toads
    • Atlas of African Neuroptera and Megaloptera
    • Atlas of Dragonflies & Damselflies
    • Atlas of Butterflies & Moths
  • Karoo Research Centre

Recent posts

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  • Yellow Canary (Crithagra flaviventris)
    Cover image of Yellow Canary by Lance […]
The Biodiversity & Development Institute is a non-profit company registered with the Companies and Intellectual Property Commission of South Africa (CIPC), Reg. No. 2015/136344/08.
Registration in terms of the Non-Profit Organisations Act: 302-671 NPO.


Directors:
Prof Les Underhill, Ms Sue Gie, Jorn Das
les@thebdi.org
072 062 1140


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