2017 Year End News


A "malaise trap" in Sector Mundo Nuevo of ACG that is set back from the road in order to measure changes in insect biodiversity from new geothermal energy development.

Dan Janzen at Shedd Aquarium, 7 PM Sept 21 Chicago, Ill


Shedd Aquarium and the Guanacaste Dry Forest Conservation Fund

Invite you to a special evening presentation by tropical biologist

Dr. Daniel Janzen

Thursday, Sept 21, 2017 at 7:00 PM, Shedd Aquarium

Dan Janzen, Ph.D, and his wife Winnie Hallwachs, Ph.D, have been partners in one of the most globally significant experiments in tropical biodiversity restoration and conservation in Area de Conservacion Guanacaste (ACG) in northwest Costa Rica. Dr. Janzen will discuss his 45 years of work in Costa Rica, how a large and complex tropical national park can be “biodiversity developed” and why this matters to the rest of the world.   (rsvp's appreciateed to Eric Palola at  Event parking available at the Shedd.

Dan Janzen at Universidad de Costa Rica


Full house at Janzen UCR talk

2016 Year End News


We are so very appreciative of those who have helped us in 2016 in our ongoing mission to support the biodiversity survival of Area de Conservacion Guanacaste (ACG)...

441 Species Pages…and Counting!


The thirty four terrestrial parataxonomists and two marine parataxonomists have been steadily building the library of biodiversity knowledge...

BioMar team at work in Sector Marino


In late September an interdisciplinary team came to ACG’s Sector Marino to collect and analyze the results of nine underwater biomonitoring devices...

Celebrating neotropical migratory bird habitat


GDFCF has begun a monitoring program of neotropical migrant species at several locations around ACG...

Year-End Update from ACG


We’ve had another busy year at GDFCF in our mission to support complex biodiversity survival in the wildlands of Area de Conservacion Guanacaste (ACG).

Jaguar Nancite


Rare footage of a jaguar making his evening rounds on the coastline of ACG...

Extremely dry dry season affecting food and predators


This is the only puma visit caught on our trail camera behind our house in the Sector Santa Rosa administration area this year...

ACG in the New Yorker


A visit to ACG answers some of Jonathan Franzen’s questions.

BioMar is launched at ACG


A cross-section of Costa Rica’s marine conservation and scientific community gathers in Cuajiniquil.

MIA: rainy season in Guanacaste


“El Nino” produces driest conditions in decades.

Puma restoration benefits ACG education


A rare puma discovery

In Memorium: Peter M. Wege


GDFCF and biodiversity conservation in Costa Rica lost a great friend and visionary.

Dan Janzen and INBio share 2014 Blue Planet Prize


We are thrilled to announce that Dan Janzen and INBio have been awarded the very prestigious Blue Planet international prize for 2014....

Dan Janzen talk: The Museum of Natural History: Source of Products from Wild Areas


25th Anniversary Lecture Series, INBio (Instituto Nacional de Biodiversidad) of Costa Rica

November 11, 2012: Dan Janzen talk


Biodiversity Development: The Path to Conservation of a Complex Tropical Wild Land

Oct 12, 2012: Joe Rossano exhibit


BOLD: The Art of DNA Barcoding
Oct 12, 2012 - Feb 18, 2013

Rainforest internet cafe

Photos of the Week

Parataxonomists construct their "internet cafe" in the rain forest near Estacion Quica

Art Inspired by Species from ACG


The San Diego Natural History Museum recently concluded a show in spring of 2013...

Eco-Tourism to be Explored in Remote ACG northeast sectors


While tourism is undoubtedly Costa Rica's number one source of GDP...