American Crow (Corvus brachyrhynchos)Reliability of Model: Low
Climate Change Scenario Maps
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![HadleyCM3 – A1FI (High, Hadley - High Scenario for American Crow](maps/500/rfbird_hadhi_4880.png)
![Incidence values (IV) of the species as calculated from the BBS data. The BBS Incidence (on a scale of 0 – 1) represents the proportion of times a species was observed on a route over a decade. Legend](maps/Bird_legend.png)
Potential Changes in Abundance and Range (Future) |
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GCM SCENARIO | % Area Occ | Ave IV | Sum IV | Future/Current IV | |||||
Current Modelled | 97.5 | 0.573 | 5454 | ||||||
Current Breeding Bird Survey | 8.5 | 0.808 | 671.2 | ||||||
HadleyCM3 – A1FI (High, "Harsh") Climate Scenario | 99.6 | 0.465 | 4526.2 | 0.83 | |||||
PCM – B1 (Low, "Mild") Climate Scenario | 97.5 | 0.539 | 5135.8 | 0.942 | |||||
Avg. of 3 GCMs – A1FI (High) Climate Scenario | 98.6 | 0.477 | 4595.3 | 0.843 | |||||
Avg. of 3 GCMs – B1 (Low) Climate Scenario | 98 | 0.512 | 4899.4 | 0.898 |
Notice:
This is an version 2 of the Climate Change Bird Atlas. You can view the previous American Crow page or browse the previous Bird Atlas. Version 2 of the Bird Atlas is based on Version 3 of the Climate Change Tree Atlas.
![Photo of American Crow by K.T. Karlson Photo of American Crow by K.T. Karlson](resources/images/spp/bird.png)
Species Information
- Family:
- Corvidae
- Breeding Status:
- temperate
- Primary Breeding Diet:
- omnivore
- Habitat:
- unclassified