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Underground tales: karst

Arkansas Natural Heritage Commission - Friday, March 29, 2019

by Bryan Rupar, ANHC A karst system is a type of landscape in which the bedrock (typically limestone, a sedimentary rock made of calcium carbonate) has been chemically weathered by groundwater ... Read More

Land for karst: protecting habitat

Arkansas Natural Heritage Commission - Friday, March 29, 2019

by Bryan Rupar, ANHC To meet its goals and responsibilities, the ANHC acquires land through purchases and donations that contains habitat for rare, threatened, or endangered species for inclus ... Read More

Karst surveys guide conservation

Arkansas Natural Heritage Commission - Friday, March 29, 2019

by Bryan Rupar, ANHC The ANHC and partners from the U.S. Fish and Wildlife Service (USFWS), The Nature Conservancy (TNC), Arkansas Game and Fish Commission (AGFC), and the Illinois River Water ... Read More

Arkansas's karst: salamanders call it home

Arkansas Natural Heritage Commission - Friday, March 29, 2019

by Dustin Lynch, ANHC Arkansas’s cave and karst habitats are home to a disproportionately high number of sensitive and rare species and comprise an amazing part of our state’s natural heritage ... Read More

Karst geology supports rare plants

Arkansas Natural Heritage Commission - Friday, March 29, 2019

by Theo Witsell, ANHC There are many different types of native plants found in Arkansas. Some of those species are found only in soils derived from limestone, dolomite, chalk, or other high-pH ... Read More

The bat killer: White-Nose Syndrome

Arkansas Natural Heritage Commission - Friday, March 29, 2019

Reprinted with permission from Bats of Arkansas (Perry, Roger M., Moore, P., Armstrong, K. and Robbins, L. Bats of Arkansas, Publication Number 8. Indiana State University Center for Bat Rese ... Read More

Upland Depression Wetlands in Arkansas

Arkansas Natural Heritage Commission - Friday, November 16, 2018

by Theo Witsell Ancient glaciers that once covered parts of North America never made it as far south as Arkansas. This important fact is largely responsible for the impressive variety of native pl ... Read More

Slippery Hollow Natural Area Expanded

Arkansas Natural Heritage Commission - Friday, March 31, 2017

The Arkansas Natural Heritage Commission (ANHC) recently closed on a 67-acre addition to Slippery Hollow Natural Area (NA) (/natural-areas/slippery-hollow-natural-area) in Marion County. The  ... Read More

ANHC Aquatic Ecologist Awarded for Work at Foushee Cave Natural Area

Arkansas Natural Heritage Commission - Monday, February 27, 2017

At the 2017 Annual Meeting of the Arkansas chapter of the American Fisheries Society (https://arkansasafs.wildapricot.org/), Jason Throneberry, ANHC Aquatic Ecologist, received an award for his ... Read More

Caring For A Cave

Arkansas Natural Heritage Commission - Friday, March 16, 2012

What kind of care does a cave need? At Cave Springs Cave Natural Area (/natural-areas/cave-springs-cave-natural-area), the answer is very careful care! Small, sensitive species that hide in the da ... Read More


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