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Biodiversity Blog

 
Sigmund and His Eels

Sigmund and His Eels

 Illustration: Nicole Elmer  If someone asks you to imagine Sigmund Freud, what do you see? An older gent with a well-trimmed white beard, cigar in hand? Is he perhaps listening to a patient who talks freely about personal issues while laying on a couch? This is the Freud most know as the famous neurologist and founder of psychoanalysi...
UT’s Non-Digital Biodiversity Specimens Join the Global Digital Revolution

UT’s Non-Digital Biodiversity Specimens Join the Global Digital Revolution

The prestigious journal BioScience just released "Natural History Collections: Advancing the Frontiers of Science," a compilation of recent natural history collection-related papers that sheds light on the importance of digitizing and publishing collections data, and the substantial obstacles confronting collections staff working on that. This come...
The Texas Trout

The Texas Trout

Today the only member of the family Salmonidae (trout, salmon and their relatives) that occurs in Texas is the non-native Rainbow Trout Oncorhynchus mykiss. That species is widely stocked around the state and there is one permanent population in McKittrick Creek, Guadalupe Mountains National Park, where it was introduced in the early 1900s. However...

Trout of Mexico's Sierra Madre

Picture1   Young Dean, reading to go fishing with dad... Like many others I'm sure, I found that working from home facilitated catching up on housecleaning, etc. Picking away at the long-standing task of re-housing old family photos, I came across one of me heading out trout fishing with my Dad.  It got me reflecting on what a big role ...

PART 1: Reflections on Isolation from the Middle of the Pacific Ocean

pic2by Ryan Rash   View of Johnston as we were first arriving.  I was a volunteer and then research assistant at the Biodiversity Center’s Ichthyology Collection for a couple years, but moved to the Central Pacific to work and live for 6 months on Johnston Atoll, a one-square-mile island National Wildlife Refuge with a total human pop...

Fish Collection Expands with TPWD

shelvesA quick overview of 15 years of UT Fish Collection growth and collaborations with Texas Parks and Wildlife by Dean A. Hendrickson, Adam E. Cohen, Gary P. Garrett   As stated in the Biodiversity Center’s Collections webpage, the challenges for our collections are to: 1) “document biodiversity,” 2) “understand how biological processes...
Mis-Stocking Mayhem: The Hunt for Invasive Gobies in the Colorado River Basin

Mis-Stocking Mayhem: The Hunt for Invasive Gobies in the Colorado River Basin

By: Adam Zambie (undergraduate student; College of Natural Sciences; Environmental Science Major and Marine Science Certificate)   Naked Goby (Gobiosoma bosc), source: FoTX Project Website, credit: Joseph R. Tomelleri Texas has a long history of non-native fish introductions into its rivers, streams, and lakes. Many are improbable st...

FEATURED SPECIES: Rio Grande Cichlid (Herichthys cyanoguttatus)

image5By Melissa Casarez and Adam Cohen  (Ichthyology Collection)    Rio Grande Cichlid (Illustration by Joseph Tomelleri)   The Rio Grande Cichlid, sometimes called the Texas Cichlid, is the only member of the Cichlid family native to Texas, and the United States. Their native range includes most of the Rio Grande draina...

River Monsters, a Texas Edition

HoldingAsnapBy Adam Cohen, Collection Manager and Melissa Casarez, Assistant Collection Manager (Ichthyology Collection) We, in the fish collection, often find ourselves wading in deep, murky waters when out collecting around the state in creeks and rivers with steep banks and little chance for a quick escape, if necessary. During these times, we find it ...

Creatures of Halloween: Widemouth Blindcat (Satan eurystomus)

WidemouthBlindcatBy Dean Hendrickson (Curator, Ichthyology Collection) and Nicole Elmer    Satan eurystomus (Photo: Garold Sneegas) In our last Halloween posting, the scorpionfly donned orange, black, and yellow. The species in this blog’s focus is pale and pink. This is Satan eurystomus, also known as the Widemouth Blindcat, a cave catfish, known...