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Chichicaxtle Fall Raptor Count 2018

Species Composition

Species composition changes over time depending on weather, seasons, and many other factors. This chart displays the composition over a time period you select.

Click on pie pieces to see more detail. If there are more than seven species, click on "Other" to see a breakdown of the rest.

Display

Many sites have a protocol that is designed to maximize finding particular species. If you select "Focus Species," only these species will be shown.

Date Selector

The control box below the pie chart lets you select a date period for the chart.

You can push the buttons "1d," "1w," or "1m" to zoom the graph to 1 day, 1 week, or 1 month.

The graph shows the overall volume seen on each day. You can drag the sliders on each side of this graph to adjust the start and end dates.

Species Composition
July 9th to December 31st

Drag the Sliders Below to Change the Dates Shown

Season Summary

Species Count
46
Total Count
2,388,145

Hourly Data

The time shown in the top row is the start of the one hour period.

Select Day

Choose a date to load the hourly table for that day. Only days that have data are shown.

Daily Counts

These charts show which species are most numerous at different parts of the season. Hover your mouse over a chart to see the number for a given day. The right column shows season totals and the left side shows the maximum for a single day. Each graph is scaled so that the single-day maximum is the highest point on the chart.

Sort By
  • Focus Species: Show the highest priority species at the top of the list.
  • Taxonomic Order: Sort the species by their scientific classification.
  • Alphabetic Order: Sort the species by their common name.
  • Abundance: Sort the species with the largest number counted at the top.

Daily Counts

Turkey Vulture
863887
Osprey
803
Hook-billed Kite
101
Swallow-tailed Kite
65
Mississippi Kite
131813
Northern Harrier
373
Sharp-shinned Hawk
1010
Cooper's Hawk
843
Show More Species

Chichicaxtle Fall Raptor Count 2018

A narrow geographic bottleneck located at the intersection of Mexico's Sierra Madre Oriental and the E end of Central Volcanic Belt, forms a narrow passage of lowlands in central Veracruz. This location witnesses the World's largest concentration of migrating raptors that originate in North America and spend the non-breeding season in Middle and South America.

Directions

Chichicaxtle (120 masl, 17 km from the coastl) is located in a tower by the soccer field in town.

About the Data

All data displayed on this site are preliminary and have not yet undergone quality control. Written permission is required to use the data.