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The Doctors 

 

The ADSI Doctors' Profiles are shown below:

  • Dr Stephen Beresford Pyecroft
  • Dr Darryl A. Hudson

Dr Stephen Beresford Pyecroft, BVSc (Hons)

ACADEMIC QUALIFICATIONS:

B.V.Sc. (Honours) 1992. Department of Parasitology, The University of Queensland. Keywords: Monogenea, mycobacteria, granulomatous pathology, disease interactions. B.V.Sc. 1984. Faculty of Veterinary Science, The University of Queensland.

EXPERIENCE:

1995-present:

Director, Aquatic Diagnostic Services International Pty Ltd. Disease diagnosis and management of aquaculture species.

1998-present:

 Member of the Risk Assessment Process (RAP) committee for the Australian Quarantine & Inspection Service for ornamental fish imports.

1996-2000:

Part time lecturer, National Fishing Education Centre, Grafton, NSW Lecturer in re-circulation systems, water quality, fish biology & fish disease, crustacean disease.

1993-present:

Doctoral candidate, The University of Queensland, Parasitology Department.

The research project involves the investigation of an as yet un-named protozoal parasite which causes generalised granulomatous pathology in the common goldfish (Carassius auratus). The identification of the causative organism, epidemiological investigations and describing the host response to the organism are aided by the use of DNA probes, PCR assays, cell culture, and in situ Hybridisation techniques.

1991-2000:

Sole proprietor fish-only veterinary practice. House call veterinary practice servicing ornamental fish hobbyists and large scale fish producers, importers and exporters.

1989-present:

Partner in an international distribution marketing business. Business currently trading in England, France, Belgium, Ireland, Scotland, New Zealand, Australia and Indonesia. Business skills: organisational, accounting, business management, teaching and regular public speaking.

1991:

Part time employment with Icecrest Pty. Ltd. as a small animal veterinary practitioner. This work involved all aspects of Brisbane suburban small animal practice.

1988-1991:

Employed at Samford Valley Veterinary Surgery as a veterinary practitioner. This practice was a mixed animal practice in a semi-rural area north of Brisbane. All aspects of general veterinary medicine and surgery, staff management and total practice management were undertaken in this practice.

1986-1988:

Full time employment at North Rockhampton Veterinary Surgery as a veterinary practitioner. This was a mixed animal veterinary practice in central Queensland and the work involved small and large animal medicine and surgery, including race horses.

Dr Darryl A. Hudson, AssDipLabTech BAppSc MSc(Qual) PhD

ACADEMIC QUALIFICATIONS:

Ph.D. 1996. Department of Parasitology, The University of Queensland. Keywords: portunid crabs, disease, dinoflagellates, molecular biology.

M. Sc. (Qual.), 1st Class Honours equivalent, 1990. Department of Parasitology, The University of Queensland. Keywords: Water quality, ectocommensal ciliates, prawns.

B. App. Sc. (Creditable Performance), 1989. University of Southern Queensland, Toowoomba, major in Invertebrate Zoology.

Associate Diploma in Biological Laboratory Techniques, 1981. University of Southern Queensland, (formerly Darling Downs Institute of Advanced Education), Toowoomba.

EXPERIENCE:

1995-present:

Director, Aquatic Diagnostic Services International Pty. Ltd. Disease diagnosis and management of aquaculture species.

1996-2000:

Part time lecturer, National Fishing Education Centre, Grafton, NSW Lecturer in water quality, crustacean biology & disease.

1994-1995:

Research Assistant, Department of Parasitology, The University of Queensland. Monitoring of 3 estuaries in NSW (Port Stephens, Hawkesbury R. & Georges R.) for the presence of QX (Martelia sydneyi) disease in the Sydney Rock Oyster (Saccostrea commercialis) using histological and molecular techniques.

1991-1996:

PhD candidate, Department of Parasitology, The University of Queensland. Awarded a University of Queensland Postgraduate Scholarship to study parasites and symbionts of the mud crab, (Scylla serrata) to determine which of those may prove detrimental to the emerging mud crab aquaculture industry. Methods: light microscopy; transmission electron microscopy (TEM); biochemical analysis, molecular techniques (PCR & DNA sequencing). 1990: Research Assistant, Department of Parasitology, The University of Queensland. Biology and taxonomy of helminth & crustacean parasites on the gills of yellow-finned bream (Acanthopagrus australis).

1983-1990:

Algal Taxonomist, Chemical Laboratory, Department of Water Resources, Sydney, NSW. Established a Biological Branch within the Laboratory; collection and preservation of algae and water samples in the field; identification/enumeration/culture of algae; water quality analysis in the field and laboratory; establishment of a robotic system for pH, conductivity, turbidity and filtration; consultation within the Department and other government bodies; staff training.

1982:

Laboratory Assistant, Chemical Laboratory, Department of Water Resources, Sydney, NSW. Preparation of water samples for analysis; analysis for cations using I.C.P., anions using Dionex; analysis for phosphate, nitrate, ammonia and colour using Flow Injection Analysis; analysis of COD, TOC, BOD, DO and non filterable residues.

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