Analytical Services Available at The University of Texas at Austin Marine Science Institute

Analysis Service / Contact Information Description of Service
Mass Spectrometry
Patty Garlough
(361) 749-6812
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  • Solid sample analysis of carbon and nitrogen isotopic composition
Hydrography
Anthony F. Amos
(361) 749-6720
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  • Current meter measurements: acquisition and reduction only
  • Current meter measurements: acquisition, reduction and analysis
  • Tides: acquisition and reduction of data from instrumentation
  • Conductivity/Temperature/Depth: reduction and analysis of CTD profiler data
  • Weather: acquisition and reduction only of data from meteorological system instrumentation
  • Data for DODS System
Phytoplankton Ecology
Tracy Villareal
361) 749-6732
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  • Flow injection Analysis: Inorganic nutrients (no sample collection included)
  • Flow injection Analysis: Organic nutrients and Urea (no sample collection included)
  • Flow injection Analysis: Sample Collection
  • Manual methods: Chlorophyll a by fluorometry, non-acidification technique
  • Manual methods: Chlorophyll a, b, c by dual beam spectrophotometry
  • Manual methods: Sample Collection
  • Microalgal Taxonomy: Inverted Microscopy
  • Pam Fluorometry
  • Particulate Phosphate Measurement
Algae & Seagrass Photosynthesis
Ken Dunton
(361) 479-6744
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  • Photosynthetic Chamber: Spectrometric analysis - Class I Sediment Ammonium
  • Photosynthetic Chamber: Spectrometric analysis - Class II Nitrate + Nitrite
  • Tissue Constituent Analysis: Class I - Red Algae Chlorophyll a and carotenoids
  • Tissue Constituent Analysis: Class II - Green Algae Chlorophyll a and b
  • Tissue Constituent Analysis: Class III - Brown Algae Chlorophyll a only with wavelength scan
  • Tissue Constituent Analysis: Class III - Brown Algae Chlorophyll a only without wavelength scan
  • Tissue Constituent Analysis: Class III - Brown Algae Chlorophyll a, c, carotenoids, fucoxanthin
  • Tissue Constituent Analysis: Class IV-Photo plankton Chlorophyll a, spectrophotometric or fluorometric
  • Tissue Constituent Analysis: Class V - Vascular Plants Chlorophyll a and b
  • Tissue Constituent Analysis: Class V - Vascular Plants Soluble carbohydrates
  • Tissue Constituent Analysis: Class V - Vascular Plants Biomass, density and percent coverage
  • Tissue Constituent Analysis: Class V - Vascular Plants Sediment grain size
  • Par Measurement:L1-1000 Datalogger measurement of photo syntheitcally available radiation
Benthos
Ken Dunton
(361) 749-6744
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  • Benthic Sediment Sample Collection: Smith McIntyre grab or Tom-Tom Corer samples & hydrographic data
  • Benthic Sediment Sample Collection: 0.1 m2 Hessler-Sandia Boxcore samples & hydrographic data
  • Benthic Sediment Sample Collection: Three cores by diver and hydrographic data
  • Benthic Invertebrate Sample Analysis: Smith McIntyre Grab (0.1 m2)
  • Benthic Invertebrate Sample Analysis: Core Sample (6.7 cm I.D., 35.3 cm2, 10 cm depth, mud or sand)
  • Benthic Invertebrate Sample Analysis:  Core Sample (6.7 cm I.D., 35.3 cm2, 10 cm depth, seagrass)
  • Benthic Invertebrate Sample Analysis:  Core Sample (2.0 cm I.D., 3.1 cm2, 4 cm depth, meiofauna)
  • Sediment Analysis: Sediment Sand-Silt-Clay Content
  • Sediment Analysis: Sediment Grain size distribution
  • Sediment Analysis: Carbon and Nitrogen
  • Sediment Analysis: Total Organic Carbon, Carbon and Nitrogen, acidified sample
  • Epibenthos/Necktonic Analysis: Trawl
  • Chlorophyll Analysis: Chlorophyll a by fluorometry, non-acidification technique
Reproductive Physiological Analysis and Toxicity Testing in Fish
Peter Thomas
(361) 749-6768
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  • Steroid Hormones by RIA-Radioimmunoassy of Estradiol
  • Steroid Hormones by RIA-Secretory capacity of gonads
  • Vitellogenin Measurements-By RIA for Sciaenid Species
  • Vitellogenin Measurements-By Measurement of Protein-bound Phosphorus for Other Species
  • Gonadotropic & Thyroid Hormones by RIA
  • Hormonal Control of Fish-egg Maturation
  • Hormonal Induction of Spawning Testing
  • Estogen Receptor Assay
  • Secretory Capacity of Pituitary and Response to LHRH
  • Estrogen Receptor Competition Assay with PCB and DDTs
  • Assessment of Spawning Readiness

Toxicity Testing in Fish

  • Acquisition of Fish (Batch of 50): Commercially available Species Weight to 50 grams/fish
  • Acquisition of Fish (Batch of 50): Commercially available Species Weight 50-250 grams/fish
  • Acquisition of Fish (Batch of 50): Capture of Wild Species Weight to 50 grams/fish
  • Acquisition of Fish (Batch of 50): Capture of Wild Species Weight 50-250 grams/fish
  • Acquisition of Fish (Batch of 50): Capture of Wild Species Weight >250 grams/fish
  • Testing of Fish (Batch of 50): Weight to 50 grams/fish
  • Testing of Fish (Batch of 50): Weight to 50 - 250 grams/fish
  • Testing of Fish (Batch of 50): Weight to >250 grams/fish
  • Embryolarval Toxicity: Broodstock Acquisition per batch of 50 fish
  • Embryolarval Toxicity: Embryolarval Testing per batch of 100 embryos: 30-day test

DNA Sequencing:

  • Genetic Analysis using the ABI Prism 310 sequencer without operator assistance
Ichthyofaunal Collection, Enumeration and Analysis
Scott Holt
(361) 749-6715
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  • Fish Collection & Enumeration: Standard sample collection and transport
  • Fish Collection & Enumeration: Sample processing
  • Microstucture of Calcium Carbonate Structures: Full Service
  • Microstucture of Calcium Carbonate Structures: Self Service (plus $40 for one-time training)
Fish Early Life History Analysis: Embryo through Juvenile Physiological Ecology
G. Joan Holt
(361) 749-6716
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Bioassays:

  • Assessment of Embryonic Viability: One assay of up to 4 conditions and a control, with replicates
  • Assessment of Growth: One assay of up to 4 conditions and a control, including 3 replicates of 1,000 fish each in 150-liter conical tanks
  • Effect of Condition or Treatment on Larval Fish Feeding Rate: One assay of 1-2 conditions and a control, with 3 replicates of 10 fish each in 1-liter beakers.
  • Juvenile Marine Ornamental Fish and Shrimp Grow-out: Fingerling production for experiemental use and marketability studies

Biochemical Assays:

  • Fluorometric Determination of RNA and DNA: Minimum of 4 samples
  • Micro-protein Determination: 12 samples with 2 replicates of each sample
  • Fatty-acid Analysis of Total Lipids: 1-10 samples/batch with 2 replicates of each sample
Plankton Processes & Characterization
Ed Buskey
(361) 749-6794
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  • Measurement of Zooplankton Grazing: Gut Pigment Technique
  • Enumeration of Plankton Samples: Phytoplankton &/or Microzooplankton Samples, Utermohl's Technique
  • Enumeration of Zooplankton Samples
CHNOS Analyzer
 
  • Elemental Analysis of Carbon and Nitrogen
Fish Ecology and Behavior
Lee Fuiman
(361) 749-6730
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  • Fish Behavior: Fish Rearing-Laboratory Hatchery
  • Fish Behavior: Video Tape Recording and Analysis
  • Fish Behavior: Video Measurement
  • Fish Behavior: Quantitative/Statistical Analysis