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Aetos Hawkwatch Fall 2023

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.


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
August 31st to December 25th

Drag the Sliders Below to Change the Dates Shown

Season Summary

Species Count
Total Count

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
Hook-billed Kite
Swallow-tailed Kite
Mississippi Kite
Plumbeous Kite
Northern Harrier
Sharp-shinned Hawk
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Aetos Hawkwatch Fall 2023

The Aetos migratory raptor program in the Lapa Verde Wildlife Reserve is located in Chilamate, Sarapiquí, on the Caribbean lowlands, between Puerto Viejo and the south side of the San Juan River. The vegetation is mainly second-growth rainforest and a few abandoned forestry plantations. The watchsite is located on one of the highest hills in the reserve and provides an excellent panoramic view of the region. The Aetos HawkWatch is located between 70 and 160 meters above sea level, in the northwestern part are the hills of Sardinal. The annual average precipitation is 3600 mm of rain and the average temperature is 26.1 ° C. The conservation efforts of Lapa Verde Wildlife Reserve were recognized in 2013 by the Costa Rica Govern with the Executive Order that assigned the official category of National Wildlife Reserve, Privacy Category. Thus, 509,5 Ha of land were included in Costa Rican national conservation system.

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.

Ecovida-Aetos HawkWatch

The purpose of the Ecovida foundation is the material and non-material support of efforts and projects which aim at the sustainable protection and careful treatment of the environment. The Ecovida Foundation is committed to the conservation and restoration of diverse habitats for flora and fauna in Costa Rica.