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Coordinator: Albert de Jong Merijn Loeve Roland-Jan Buijs Thijs Horst Leon Kelder Mars Muusse |
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location 2021 | June 8th, 2021: situation at T-split northwest. | June 8th, 2021: neighbour LBBG at 3 meters. | . |
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location 2022 | April 27th, 2022: east on dam 1. | April 27th, 2022: nest. | April 27th, 2022: 2 eggs in nest. |
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partner 1 | May 28th, 2021: male cachinnans r[F.C]. | May 28th, 2021: male cachinnans r[F.C]. | May 28th, 2021: male cachinnans r[F.C]. |
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partner 1 | April 27th, 2022: partner 1 = cachinnans r-F.C. | May 1st, 2022: partner 1 = cachinnans r-F.C. | May 4th, 2022: partner 1 = cachinnans r-F.C. |
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partner 2-2021 | June 8th, 2021, P10 right wing with thayeri. | June 8th, 2021, P10 right wing with thayeri. | June 8th, 2021, P10 right wing with thayeri. |
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partner 2-2022 | April 27th, 2022: partner 2 = cachinnans (new partner). | April 27th, 2022: partner 2 = cachinnans. | April 27th, 2022: partner 2 = cachinnans. |
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pulli 2021 | June 26th, 2021: pullus cachinnans r[F.3]. | June 26th, 2021: pullus cachinnans r[F.3]. | June 26th, 2021: pullus cachinnans r[F.4]. |
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pulli 2022 | May 17th, 2022: chick r-5.8. | May 17th, 2022: chick r-5.9. | July 12th, 2022: chick r-5.8. |
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Visits and data.
date: | |||||||||
28-05-2021 | Decided to put out a cage to trap a breeding adult here. Successful. Adult male cachinnans trapped today. | ||||||||
2 eggs in nest. | |||||||||
egg no: | width (mm) | length (mm) | volume (cm3): | water test on May 28th: | |||||
A egg | 74,5 | 50,4 | 95,28 | 90 - floating 2 mm | |||||
B egg | 66,4 | 46,5 | 72,29 | 90 - floating 2 mm | |||||
sum nest: | -- | ||||||||
metal | tibia | mass (gr) | head + bill (mm) | wing (mm) | tarsus (mm) | bill (mm) | gonys (mm) | ||
adult | .6213012 | r-F.C | 1332 | 135,6 | 464 | 71 | 66 | 19,3 | |
08-06-2021 | 2 partners at nest. male guarding at blocks. Large female at nest. 3 meters to the west is LBBG nest (also behind trunk). | ||||||||
metal | tibia | mass (gr) | head + bill (mm) | wing (mm) | |||||
26-06-2021 | pullus | .5550699 | r-F.3 | 714 | 98,3 | 151 | cachinnans | ||
pullus | .5550700 | r-F.4 | 466 | 87,2 | 110 | cachinnans | |||
Visits and data 2022 for nest r-FC: Estimation egg laying: A-egg = April 14 2022. Estimating hatching = May 12 2022. |
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r-F.C former breeder at T-split, now breeding in eastern part of dam 1, neighbour of y-PNED. | |||||||||
15-04-2022 | 1 egg in nest. Nest coded "104". | ||||||||
egg no: | width (mm) | length (mm) | volume (cm3): | water test on May 28th: | |||||
A egg | 72,6 | 50,8 | -- | 00 - flat on bottom | |||||
19-04-2022 | y-PNED close near nest "104", but apparently not the partner. | ||||||||
27-04-2022 | 2 egg in nest. Extra yellow-black flag placed. | ||||||||
r-FC present at nest. | |||||||||
egg no: | width (mm) | length (mm) | volume (cm3): | water test on May 28th: | |||||
A egg | -- | 90 - tip on bottom | |||||||
B egg | 72,2 | 49,2 | -- | 80 - tip on bottom | |||||
01-05-2022 | r-FC present at nest. | ||||||||
17-05-2022 | 2 chicks in nest. One throws up food: fish. | ||||||||
Food: Rounded Gobt 5,19 gr. | |||||||||
metal | darvic | mass | |||||||
.5625144 | r-59 | 101 | |||||||
.5625145 | r-58 | 142 | |||||||
28-06-2022 | r-5.8 photographed. No trace of sibling r-59. | ||||||||
12-07-2022 | r-5.8 photographed. No trace of sibling r-59. | ||||||||