262 Photos - Mar 12, 2009
Photo: Beating at Laguna Atascosa NWRPhoto: Beating at Laguna Atascosa NWR.Photo: Collecting in the brush trash pile at Laguna Atascosa NWRPhoto: Getting our permits checked (for the third time that day)...Photo: Putting Karl Heinz Stephan's beat stick back into action at the Palm Grove.Photo: Taking a momentary break from beating at the Palm Grove.Photo: Beating a dead palm inflorescence at the Palm Grove.Photo: Hiking out of the Palm Grove.Photo: BeatingPhoto: BeatingPhoto: Examining contents of beat sheetPhoto: Beating in palm grovePhoto: Ed Riley with large stand of Castor Beans in the backgroundPhoto: Surveying along a swath mowed through the resaca of the Sabal Palm GrovePhoto: Photo: Photo: Beating on a fallen dead tree.Photo: Beating on a Spanish Dagger along Jaguarundi TrailPhoto: Beating on a Spanish Dagger along Jaguarundi TrailPhoto: Photo: Photo: Beating on dead wood for Histerids and other wood boring beetlesPhoto: Collecting high up beetles...Photo: Beating along the south end of Jaguarundi Trail, Santa Ana NWRPhoto: Beating along the edge of the Santa Ana tour loop.Photo: Beating along the edge of the Santa Ana tour loop.Photo: Beating on hanging dead wood along the south end of Jaguarundi Trail, Santa Ana NWRPhoto: Beating along the northern stretch of Jaguarundi Trail, Santa Ana NWRPhoto: Hitting into a mass of congregating Hemipterans.Photo: Collecting beetles from a beat sheet braced against a tree trunk.Photo: Beating on dead hanging palm fronds at the Palm Grove.Photo: Taking a GPS reading where an Adetus sp. was collected.Photo: Beating on Yuccas at sunset near the Laguna MadrePhoto: Beating on Yuccas at sunset near the Laguna MadrePhoto: Beating on fallen dead wood for wood boring beetles.Photo: Sweeping (and sifting) on South Padre IslandPhoto: Photo: Photo: Using a net with an extended handle.
(Chiggers anyone?)Photo: Sampling beetles asso. with a palm inflorescence.Photo: Photo: Sweeping the salt flats at Laguna Atascosa NWRPhoto: Crossing mud flat (tiger beetle habitat) on South Padre Island.Photo: Sweeping for Chaetocnema rileyi on South Padre Island.
(Didn't find any.)Photo: Sweeping (unsuccessfully) for Chaetocnema rileyi on South Padre Island.Photo: Sweeping for Chaetocnema rileyi at Boca Chica.Photo: Dan Heffern & Ed Riley.Photo: Sweeping for Chaetocnema rileyi at Boca Chica.Photo: Atop the dunes at Boca Chica.Photo: Atop the dunes at Boca Chica.Photo: Atop the dunes at Boca Chica.
Chaetocnema rileyi habitat below.Photo: Bob Gemmill sweeping at Boca ChicaPhoto: Sweeping at Boca ChicaPhoto: Sweeping at Boca Chica.Photo: Photo: Collecting in Yucca Flats
Laguna Atascosa NWRPhoto: Photo: Sweeping at the edge of Laguna MadrePhoto: Photo: Sweeping along the edge of Jaguarundi TrailPhoto: Photo: Photo: Photo: Sweeping outside the sabal palm grove.
 Rabb House in background was built in 1875 by 
Rio Grande riverboat captain Frank Rabb.
Gorgas Science Foundation now owns the house.
(House was completed in 1892.)Photo: Sweeping outside the sabal palm grove.
 Rabb House in background was built in 1875 by 
Rio Grande riverboat captain Frank Rabb.
Gorgas Science Foundation now owns the house.
(House was completed in 1892.)Photo: Photo: Dan Heffern sweeping at Boca Chica.Photo: Lindgren Funnel Trap hoisted up a tree. 
Such traps mimic a tree's trunk.Photo: Lindgren Funnel Trap hoisted up a tree. 
Such traps mimic a tree's trunk.Photo: Lindgren Funnel Trap - concentric funnels mimic a tree's trunkPhoto: Cleaning a Lindgren Funnel Trap.Photo: Cleaning a Lindgren Funnel Trap.Photo: Final adjustments to the Lindgren funnel trapPhoto: Pouring LowTox antifreeze into bottom of Lindgren funnel trapPhoto: Hoisting Lindgren funnel trapPhoto: Alcohol jar w/ wick on side of Lindgren funnel trapPhoto: Collapsed Lindgren funnel trap w/ wire, alcohol and antifreezePhoto: Lindgren funnel trap w/ alcohol jar and freshly cut woody stem as baitPhoto: Pitfall traps with a barrier betw themPhoto: Pitfall traps with a barrier betw them.Photo: Two Pit Fall Traps with a baffle in between.Photo: Pitfall Trap with rain guard removed.
Note cup inserted into vertical PVC pipe.Photo: Dung-baited Pitfall TrapPhoto: Dung-baited Pitfall Trap cups.
Note wire attached to opposite sides of the inner cup
 serve as a handle to pull the cup out.Photo: Dung-baited Pitfall Trap. Excess dung smeared on top of rain guard.Photo: Dung-baited Pitfall Trap. Excess dung smeared on top of rain guard.Photo: Dung-baited Pitfall Trap.
Condiment cup of pig dung rests in loop of stiff copper wire,
the other end of wire is stuck into the soil outside the PVC pipe.Photo: Servicing a pit fall trap.
Pull the inner cup and pour the contents into a small wire strainer.
Reuse the lowtox antifreeze.
Bugs are washed into a Ball jar with a squeeze bottle of alcohol.Photo: Clipping a condiment cup of swine feces onto the side of a pitfall trapPhoto: Pitfall trap with condiment cup of swine feces clipped on the side
Note collapsible shovel in backgroundPhoto: South Texas Pitfall SamplePhoto: Dropping rain guards on a pair of pit fall traps with barrier in betweenPhoto: Pair of pit fall traps with barrier in betweenPhoto: Pitfall trap closed down for the winter
(Rain guard pushed into ground over pitfall trap)Photo: 1) Bury two cups together
2) Remove the inner cup w/ sandPhoto: 1) Bury two cups together
2) Remove the inner cup w/ sandPhoto: 3) Fill bottom of cup w/ LowTox antifreezePhoto: A set pit fall trapPhoto: 1) Bury two cups together
2) Remove the inner cup w/ sandPhoto: Teamwork!Photo: Photo: Servicing a pit fall trapPhoto: Wooden barrier staked across top of buried jar as pit fall trapPhoto: Jar was buried as a pitfall trapPhoto: Straining bugs out of the antifreeze which can be reused.
Samples returned to lab in Ball jars.
Orange flagging tape on trowel handle to prevent loosing it.Photo: Modifying rain guard for use in sandy habitatPhoto: Rain guard in place over pitfall trapPhoto: Pitfall trap apparatusPhoto: Servicing a pit fall trap
Contents of inner cup washed out with alcohol squeeze bottle.Photo: Servicing a pit fall trap.
Samples returned to lab in Ball jars.Photo: Collecting material from a abandoned pack rat middenPhoto: Filling the Sifter or Litter ReducerPhoto: Sifting pack rat midden material - Best not to inhale centuries old dried pack rat excrement...Photo: Sifting shore line detritus at sunset. 
Note the Mangroves in the background.Photo: Sifting shore line detritus at sunset.  
Note the Mangroves.Photo: Using sifter or litter reducerPhoto: Dropping lights in atop Berlese Funnel samplesPhoto: Setting up alcohol catch jars below Berlese Funnel samplesPhoto: Setting up Berlese funnel traps in the fieldPhoto: Prepping multiple hanging bait traps.Photo: Prepping multiple hanging bait traps.Photo: Dead wood hauled home for rearing purposes.Photo: Mixing brown sugar and water baitPhoto: Bait traps ready to be hung.Photo: Bait traps ready to be hung.Photo: Looking inside a hanging bait trap.Photo: Adding orange slices to hanging bait trap.Photo: Top it all off with Boone Farm Wine...Photo: Baiting a carrion trap with "Raton Mickey" at the Palm Grove.Photo: Hanging carrion trap.
Scraps from the butcher wrapped up in chicken wire.Photo: Hanging bait trap baited with brown sugar and cheap wine.Photo: Juicing up the kill vial.Photo: Collecting hanging dead wood from an Ebony tree for rearing purposes.Photo: Cerambycid larva in sabal palm petiolePhoto: Sabal palm frond petioles (with beetle larvae) taped back together.
Petioles and sticks brought back to the lab for rearing purposes.Photo: Wood (of one sp. and location) inside rearing barrel.Photo: Rearing barrels
(with beat sheet and Karl Stephan's "beat bat" in foreground)Photo: Large plastic jar holding shelf fungusPhoto: Agallissus lepturoides in jar attached to rearing box containing palm fronds
(LRG = Lower Rio Grande)Photo: Agallissus lepturoides in jar attached to rearing box with palm frondsPhoto: Packing up.Photo: Standard bug gear...Photo: Five gallon bucket holding trap-servicing gear.
Alcohol squeeze bottle, Ball jars, strainers, trowel, fresh anti-freeze, etc.Photo: Using a square-framed minnow net to retrieve beetles
from curve-bottomed flight intercept trough.
See: http://www.youtube.com/watch?v=2QpMw9Zr_y4Photo: Flight Intercept and Elevated Malaise TrapsPhoto: Flight Intercept and Elevated Malaise TrapsPhoto: Inspecting a Flight Intercept Trap (FIT)Photo: F.I.T. trap in south Texas brushPhoto: Top level of a F.I.T. trap at the Palm Grove.Photo: Two level F.I.T. trap at the Palm Grove.Photo: Servicing FIT trap in palm grove
See: http://www.youtube.com/watch?v=2QpMw9Zr_y4Photo: Using a square-topped minnow net to retrieve beetles 
from curve-bottomed flight intercept trough.
See: http://www.youtube.com/watch?v=2QpMw9Zr_y4Photo: Flight Intercept Trap (FIT).Photo: Using a square-framed minnow net to retrieve beetles from curve-bottomed flight intercept trough
See: http://www.youtube.com/watch?v=2QpMw9Zr_y4Photo: Photo: Quinn, Riley, OvertonPhoto: Processing a light bucket trap samplePhoto: Processing a light bucket trap samplePhoto: Processing a light bucket trap samplePhoto: Processing a light bucket trap samplePhoto: Photo: Checking a sweep sample on South Padre Island.Photo: Sifting sand drawn from around the roots of plants on South Padre Island.Photo: Sifting sand drawn from around the roots of plants on South Padre Island.Photo: Sifting sand on South Padre Island.Photo: Sifting sand drawn from around the roots of plants on South Padre Island.Photo: Sifting sand drawn from around the base of plants.Photo: In prime palm grove habitatPhoto: "How do I get at that beetle that I know is up there?"Photo: Using a net with an extended handle.Photo: Making labels for jar samplesPhoto: Santa Ana NWR
Jaguarundi Trail: Pit Fall Trap
March 30, 2010Photo: stack o' yellow pan trapsPhoto: Ye ol' yellow pan trap (w/ soapy water)Photo: setting up some bait trapsPhoto: Apple slices in alcohol (beer & Boone's Farm)Photo: bug collecting at its simplest...Photo: Hauling out American Burying Beetle pitfall traps & vertebrate extrudersPhoto: Tom AtkinsonPhoto: Photo: Photo: Tom AtkinsonPhoto: Photo: Tom AtkinsonPhoto: Ambrosia Beetle DamagePhoto: Tom AtkinsonPhoto: Ambrosia Beetle DamagePhoto: Bottle atop a pack rat midden for scale...Photo: "Not much dear, how about you?"Photo: Drift net at Comal Springs, New Braunfels, TXPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Invertebrate survey at Comal Springs, Landa Park, New Braunfels, Comal Co., TexasPhoto: Inspecting palm frond petioles for cerambycid larvaePhoto: Collecting dung beetles from the forest trail at the Palm Grove.Photo: (l. to r.) Dan Heffern, Brian Raber, Bob Gemmill & Ed Riley at the Palm Grove.Photo: Checking a few beetles...Photo: Brian Raber & Ed Riley in the Palm Grove parking lot.Photo: Along the entrance road to the Palm Grove.Photo: Cutting and collecting dead wood.Photo: (l. to r.) Ed Riley, Bob Gemmill, Brian Raber & Dan Heffern.Photo: Ed Riley, Bob Gemmill, Brian Raber, Dan Heffern.Photo: Grave marker in the Santa Ana Cemetery of Thomas. W. Jones (c. 1827-1853),
assistant surveyor of the U.S. Mexico boundary survey party,
who drowned in the Rio Grande near this site.
Note Tiger Beetle survey being conducted in background.Photo: Grave marker in the Santa Ana Cemetery of Thomas. W. Jones (c. 1827-1853),
assistant surveyor of the U.S. Mexico boundary survey party,
who drowned in the Rio Grande near this site.Photo: More elaborate grave marker in the background for a family member of the ranch owner.Photo: Southmost point of the Jaguarundi Trail, Santa Ana NWR.
Rio Grande and Mexico in background.Photo: A discussion of Karl Stephan's beat stickPhoto: Photo: Now that's a Croton!Photo: Looking for Gerstaeckeria Cactus WeevilsPhoto: Looking for Gerstaeckeria Cactus WeevilsPhoto: Examining drift wood at the edge of Laguna MadrePhoto: Examining drift wood at the edge of Laguna MadrePhoto: Laguna Atascosa NWR Tour Loop DrivePhoto: Audubon Sabal Palm Grove SanctuaryPhoto: Examining sifted material to collect live Staphylinids and other beetlesPhoto: Examining sifted material to collect live Staphylinids and other beetlesPhoto: Dung patty placed on a beat sheet to facilitate finding Histerids and Staphylinids. (Note to self, wash sheet)Photo: Close-up examination of dung for Histerids and StaphylinidsPhoto: Close-up examination of dung for Histerids and StaphylinidsPhoto: Looking for Gerstaeckeria Cactus WeevilsPhoto: Flipping cactus pads looking for Gerstaeckeria Cactus WeevilsPhoto: Flipping cactus pads looking for Gerstaeckeria Cactus WeevilsPhoto: Outer gate to Sabal Palm Grove Audubon SanctuaryPhoto: Resaca Loop Trail in disarray...Photo: Photo: Failed reveg attempt (nr. palm grove) due to invasive grass.
Fast growing trees in foreground came and went w/o other woody plants getting established.Photo: Photo: Portable generators, extension cords, and fuelPhoto: Prepping a bucket light trap.Photo: Prepping a bucket light trap.
Black boxes are timers to extend the life of the marine battery.Photo: Black light bucket trap with timer.Photo: Portable blacklight bucket traps with deep cycle marine battery.Photo: Using a wagon to haul in/out a deep cycle marine battery
 used to power a bucket light trap.Photo: Using a wagon to haul in/out a deep cycle marine battery
 used to power a bucket light trap.Photo: Setting a bucket light trapPhoto: Setting up mercury vapor and black lights at Bentsen-RGV SP.Photo: Black light sheet at edge of forestPhoto: black lightingPhoto: black lightingPhoto: black lightingPhoto: black lightingPhoto: black lightingPhoto: UV and Mercury Vapor black lightingPhoto: Surveying the motel parking lot for beetles attracted to lights.Photo: Berlese Funnel TrapsPhoto: Berlese Funnel TrapsPhoto: Berlese Funnel TrapsPhoto: Berlese Funnel TrapsPhoto: Berlese Funnel TrapsPhoto: