Field Notes Journal

Seasonal Analysis and Species Classification

Reed Warbler

Model Family : Seasonal presence

Summary

Reed Warbler

Moderate spring seasonal presence

Reed Warbler is classified as moderate spring seasonal presence. The fitted seasonal window runs from about March to June, with a spring peak around April. The season is moderate, with a moderate active window, strong post-peak decline, and strong off-season suppression.

Confidence
High
Fit score
0.06
Peak
April
Season
March–June

Seasonal wheel

Seasonal wheel for Reed Warbler Reed Warbler Peak: April

Calendar strip

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Highlighted months indicate stronger modelled presence or detectability. A ring marks the fitted peak; a hollow mark indicates the trough where available.

Classification evidence

Season start month
3.29
Season end month
6.115
Forcing peak month
4.12
Season width months
2.825
Season midpoint month
4.703
Season start label
March
Season end label
June
Forcing peak label
April

Observed and Simulated Seasonal Patterns

Reed Warbler Observed Presence, Abingdon
Reed Warbler Observed Presence, Abingdon
Reed Warbler Observed Totals, Abingdon
Reed Warbler Observed Totals, Abingdon
Reed Warbler Simulated Presence, Abingdon
Reed Warbler Simulated Presence, Abingdon

Cite this dataset

You are welcome to reuse or reproduce this material under the terms of the Creative Commons CC BY 4.0 licence but please cite it using the reference below, include a link to the licence, and indicate if any changes were made.

Walker, David. Reed Warbler. Field Notes Journal. ID FN-WL-SEASONAL. Version 2026.05.26. https://fieldnotesjournal.uk/wildlife/seasonal/abingdon/reed_warbler.html

Dataset FN-WL-SEASONAL Author David Walker Publisher Field Notes Journal Version 2026.05.26
Reference: Walker, David. Reed Warbler. Field Notes Journal. ID FN-WL-SEASONAL. Version 2026.05.26.

BibTeX 
@dataset{fn_wl_seasonal,
  author = {Walker, David},
  title = {Reed Warbler},
  year = {2026},
  publisher = {Field Notes Journal},
  version = {2026.05.26},
  url = {https://fieldnotesjournal.uk/wildlife/seasonal/abingdon/reed_warbler.html}
}