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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. MJB

    North Sea Thread

    Iris colour is not reliable for all populations... MJB
  2. MJB

    North Sea Thread

    Atlantic blue-phase Fulmars occur mostly north of 'standard'-phase birds, but Pacific blue-phase occur south of standard-phase birds: (Magnus Robb in Northern Fulmar - The Sound Approach). Reasonable numbers of Atlantic blue-phase birds occur on St Kilda. The late Martin Garner found much to...
  3. MJB

    North Sea Thread

    In quite a few rabbit warrens in south Norfolk there are overwintering GBbGs... MJB
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