BirdAnalyst
Species · BCR 36 · BBS 2025 Release · 1966–2024

Neotropic Cormorant In Tamaulipan Brushlands

All regionsTamaulipan BrushlandsWetland birds

Neotropic Cormorant in Tamaulipan Brushlands has declined: down 50% on the route-weighted index since 1978.

-50%Since 1978
14Routes In Region
23Years

Notable Signals

No notable trend signals for Neotropic Cormorant in Tamaulipan Brushlands. See the full index history below.

Forecast

If the recent trend holds, Neotropic Cormorant in Tamaulipan Brushlands is projected to rise about 130% by 2028 — from 0.29 in 2023 to a central estimate of 0.68 (95% range 0.00–2.1). A 5-year backtest shows a typical error of ±156.3%, with 100% of held-out values landing inside the 95% band.

+130%Change by 2028
0.68Projected 2028 index
0.00–2.195% range
±156.3%Backtest error
19722028
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20240.680.002.1
20250.680.002.1
20260.680.002.1
20270.680.002.1
20280.680.002.1

Routes In Tamaulipan Brushlands

Routes recording Neotropic Cormorant in Tamaulipan Brushlands.
KingsvilleTEXAS432007
ProgresoTEXAS302009
RachalTEXAS162011
San YgnacioTEXAS151982
George WestTEXAS82015
Encinal 2TEXAS62022
HeidelbergTEXAS42023
EncinalTEXAS22006
Agua NuevaTEXAS12018
ZapataTEXAS11982
RaymondvilleTEXAS12023
Catarina 2TEXAS12011
MillettTEXAS12004
Cavasara Cr.TEXAS12009

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.