RESOURCES
TOXICITY TESTING SAMPLE HANDLING GUIDELINES
Test Results Turn Around Times (TATs)
Acute tests = 10 working days
Chronic tests = 14 working days
All samples must be held at 4° C in the dark
Sample Holding Times
Water = 36 hours
Stormwater = up to 72 hrs if allowed by the permitting agency
Sediment = 14 days
DIRECTORY
MAIN LINE: (805) 643-5621
BIOASSAY LABORATORY
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Beth Maturino / Senior Aquatic Toxicologist beth@aquaticbioassay.com ext. 100
Arnel Ramos / Aquatic Toxicologist arnel@aquaticbioassay.com ext. 140
Tina DeLeon / Lab Technician II / QC Officer tina@aquaticbioassay.com ext. 130
Michael Machuzak / Vice President / Lab Manager michael@aquaticbioassay.com ext. 150
Justin Dyck / Lab Technician I justin@aquaticbioassay.com ext. 290
Joe Freas / President / Senior Toxicologist joe@aquaticbioassay.com ext. 180​​
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ENVIRONMENTAL PROGRAMS
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Karin Wisenbaker / Senior Scientist karin@aquaticbioassay.com ext. 170
Wendy Willis / Senior Biologist wendy@aquaticbioassay.com
Jim Mann / Senior Biologist jim@aquaticbioassay.com ext. 160
Brianna Jones / Biologist brianna@aquaticbioassay.com ext. 280
Alexis Wallengren / Biologist alexis@aquaticbioassay.com ext. 270
Maia Flores / Field Biologist maia@aquaticbioassay.com ext. 190
Sam Abrams / Field Biologist sam@aquaticbioassay.com ext. 240
Scott Johnson / Vice President / Lab Director scott@aquaticbioassay.com ext. 110
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ACCOUNTING
Francisco Bidonde / Accounts Receivable francisco@aquaticbioassay.com ext. 260
Susan Ray / AR Specialist / susan@aquaticbioassay.com ext. 120 / Direct: 805-850-7672
Susie Skillstad / Accounting accounting@aquaticbioassay.com
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ADMINISTRATION
Steve Schmalen / Operations Manager steve@aquaticbioassay.com ext. 220