anchor.diff:  LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,705,L902130,UPAC,Michelle,788,F,536,853,865,2013-06-11T00:00:00Z,9999-12-31T00:00:00Z,51.339311,3.17913,ZEEB_APM
   LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,1352,L902150,ALOP,Glenn,1054,M,15284,5317,11530,2016-05-27T12:00:00Z,2024-07-15T11:33:00Z,51.34878164,3.1733501,ZEEB_KLVL
   LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,1120,L902498,RSAF,Agnes,760,F,15056,5230,11282,2015-06-01T13:00:00Z,2022-06-09T13:52:00Z,51.34928421,3.17416906,ZEEB_KLVL
  +LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,2038,L903316,C0,Jonne,835,M,15918,5729,12077,2019-04-01T12:00:00Z,2027-04-14T11:47:00Z,51.454594,3.686066,VLIS_ACHT
   LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,793,L904806,PGAX,Angel,645,F,14742,5073,965,2014-06-10T00:00:00Z,2022-08-01T00:00:00Z,51.339311,3.17913,ZEEB_KLVL
   LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,706,L904812,URAL,Kees,869,M,524,703,468,2013-05-30T00:00:00Z,9999-12-31T00:00:00Z,51.339311,3.17913,ZEEB_APM | Poor tracker functioning after bird removed antenna.
   LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,809,L904816,RWAT,Peter,870,M,14729,4047,1040,2014-06-16T00:00:00Z,2022-08-01T00:00:00Z,51.339311,3.17913,ZEEB_KLVL
  
positive.code: LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,1775,L926488,DROD,Jelbrich,664,F,15692,5720,12030,2018-05-31T12:00:00Z,2025-06-12T10:36:00Z,51.34826566,3.17311764,ZEEB_KLVL
  LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,1780,L926492,DVON,Kenny,1069,M,15708,5736,12082,2018-06-05T00:00:00Z,2026-09-18T15:18:00Z,51.34894,3.17362,ZEEB_BUS
  LBBG_ZEEBRUGGE,Zeebrugge,Larus fuscus,Lesser Black-backed Gull,1781,L926494,DROS,Juan,959,M,15706,5737,12083,2018-06-05T00:00:00Z,2026-09-18T15:14:00Z,51.34894,3.17362,ZEEB_BUS
  MH_ANTWERPEN,Antwerpen,Circus aeruginosus,Western Marsh Harrier,1800,H171693,None,Zuzanna,674,F,15702,1603,213,2018-07-18T10:43:00Z,2026-07-28T10:43:00Z,51.31865076,4.21574593,Prosperdorp
  MH_ANTWERPEN,Antwerpen,Circus aeruginosus,Western Marsh Harrier,1912,H197169,None,Lilla,810,F,15798,6330,11490,2019-04-18T09:30:00Z,2026-01-17T09:30:00Z,51.31308153,4.28352351,Galgenschoor
  MH_ANTWERPEN,Antwerpen,Circus aeruginosus,Western Marsh Harrier,1913,L177801,None,Lillo,520,M,15799,6329,11489,2019-05-16T07:40:00Z,2026-01-17T07:40:00Z,51.31347499,4.28461653,Galgenschoor
  
negative.code: HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1634,H907932,CMOK,Claude,1021,M,15534,6267,11454,2017-05-31T12:00:00Z,2025-08-23T15:43:00Z,51.34710065,3.17286175,ZEEB_KLVL
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1635,H907933,ZHAH,Bram,1170,M,15533,6271,11458,2017-05-31T12:00:00Z,2025-08-23T15:23:00Z,51.34707385,3.172733,ZEEB_KLVL
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1636,H907934,CNOU,Joryck,963,M,15535,6256,11449,2017-06-14T12:00:00Z,2025-08-23T15:44:00Z,51.23270846,2.92259421,OOST_KAAI
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1980,H908153,FLOG,Nathalie,867,F,15925,6327,11487,2019-06-07T12:00:00Z,2025-04-14T12:14:00Z,51.232777,2.930859,OOST_MIJN
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1981,H908154,FDOK,Sheryl,798,F,15927,6323,11485,2019-06-07T12:00:00Z,2025-04-14T12:16:00Z,51.232777,2.930859,OOST_MIJN
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1982,H908155,FAOS,Bo,1072,M,15926,6325,11486,2019-06-10T12:00:00Z,2025-04-14T12:15:00Z,51.232777,2.930859,OOST_MIJN
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1983,H908156,FHOS,Maarten,989,M,15928,6322,11484,2019-06-10T12:00:00Z,2025-04-14T12:16:00Z,51.232777,2.930859,OOST_MIJN
  HG_OOSTENDE,Oostende,Larus argentatus,Herring Gull,1984,H908157,GAOV,Tony,1060,M,15924,6321,11483,2019-06-14T12:00:00Z,2025-04-14T12:13:00Z,51.232777,2.930859,OOST_MIJN
  H_GRONINGEN,,Circus aeruginosus,Western Marsh Harrier,836,5325667,NA,Roelof,504,M,14770,6064,844,2014-07-04T15:00:00Z,2021-08-27T16:21:00Z,53.26933247,6.98776603,Roelof
  H_GRONINGEN,,Circus aeruginosus,Western Marsh Harrier,1321,5327085,NA,Job,513,M,15254,6065,879,2016-06-18T07:46:00Z,2024-06-20T16:13:00Z,53.231376,7.131125,Job
  H_GRONINGEN,,Circus aeruginosus,Western Marsh Harrier,158,5336455,NA,Kjell,540,M,1469,634,585,2014-06-04T21:50:00Z,9999-12-31T00:00:00Z,53.295407,6.991777,Kjell
  