Signals
Biologically meaningful anomalies that have not yet reached the confidence required for a mature IntelligenceObject.
sudden species disappearance
under reviewVaried Sittella not recorded 2024–2026 at two former sites
Candidate local disappearance or sharp occupancy drop. Not yet an IntelligenceObject.
2026-03-01
acoustic diversity reduction
corroboratedAcoustic diversity reduction at Castlereagh
Soundscape index declined. Classifier confidence 0.62. Supports, does not replace, the bird-survey IntelligenceObject.
2025-11-01
invasive-species emergence
detectedAfrican Olive on restoration margin
Possible establishment following disturbance and planting. Escalation would require density and spread.
2025-09-12
possible recolonisation
unverifiedPossible recolonisation — Scarlet Honeyeater at Shanes Park
May indicate nectar resource returning. Must not be read as assemblage recovery.
2026-01-20