Black swan population harvest model data
Data and Resources
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Readme and metadataTXT
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copy_data_Adult_aerial_counts_Waihora.csvCSV
Adult aerial counts: Year Obs (observers) Survey (i.e., 1st or 2nd count) Adults Cygnets
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copy_data_CygnetEncounters.csvCSV
Cygnet Encounters: Date Ordinal (date) Frequency (VHF radio) Colony_brood (colony where cygnet hatched from and was tagged) Cygnet_no (cygnet number, beginning with 1) Brood (brood ID, to account...
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data_for_cygnet_survival.csvCSV
Cygnet survival: ID (VHF frequency) time (follow up time, see 'survival' R package) time2 (ending time of the interval, i.e. censore time, see 'survival' R package) status (0 = alive, 1 = dead)...
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newnestdata_for_backcalc_SHY.csvCSV
Nesting data: Nest.ID Recruitment.attempt1 (number of eggs hatched from the first nesting attempt) Colony (AT = Ataahua, KA = Kaituna, YA = Yarrs) Eggs.removed (egg harvest treatment: 0, 2, 4, or...
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Cygnet_survival.RR
R script for modelling cygnet survival, as a first step for back-calculating hatch-year survival (SHY) to use in the final population model. Script also includes code for relevant figures.
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Back_calculate_SHY.RR
R script for back-calculating hatch-year survival (SHY) to use in the final population model. Script also includes code for relevant figures.
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Final_matrix_models.rR
R sript for developing the final population harvest model and plotting relevant figures.
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transientdynamics_DavidFletcher.RR
R script for assessing potential transient population dynamics.
Additional Info
Field | Value |
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Theme | |
Author | Herse, Mark R. & Lyver, Phil O'B. & Gormley, Andrew M. & Scott, Nigel J. & McIntosh, Angus R. & Tylianakis, Jason M. |
Maintainer | Phil Lyver |
Maintainer Email | Phil Lyver |
Source | |
Source Created | Unknown |
Source Modified | Unknown |
Language | English |
Spatial | { "type": "Polygon","coordinates": [ [ [172.338089, -43.70917],[172.670425, -43.70917],[172.670425, -43.85888],[172.338089, -43.85888],[172.338089, -43.70917] ] ] } |
Source Identifier |