Profession water-based aquaculture worker

Water-based aquaculture workers carry out manual activities in the ongrowing processes of cultured aquatic organisms in water-based suspended systems (floating or submerged structures). They participate in extraction operations and the handling of organisms for commercialisation. Water-based aquaculture workers maintain and clean facilities (nets, mooring ropes, cages)..

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Personality Type

  • Realistic / Conventional
  • Realistic / Enterprising

Knowledge

  • Operation of transport equipment

    Use of transportation gear, such as car, forklift, truck, tractor, trailer, convoy.

  • Rope manipulation

    Rope manipulation which relates to knotting and splicing.

  • Pedagogy

    The discipline that concerns the theory and practice of education including the various instructional methods for educating individuals or groups.

  • Operation of lifting gears

    Use of different types of lifting gears, such as winches, telescopic loaders, sea cranes, forklift trucks.

  • Fish welfare regulations

    The set of rules that apply in fish harvesting methods which ensure fish well-being.

Skills

  • Maintain waterbased aquaculture facilities

    Clean off fouling and maintain floating and submerged aquaculture structures. Repair floating and submerged aquaculture structures. 

  • Operate hatchery trays

    Fill hatchery trays with fertilised eggs and place trays in incubation troughs.

  • Prepare aquatic animals for harvesting

    Grade fish, molluscs, crustaceans manually and using equipment in preparation for harvesting.

  • Transport fish

    Transport live and harvested fish, molluscs, crustaceans from farm to client.

  • Prepare for small craft operation

    Prepare for personnel operation of small craft, both with licence and without licence.

  • Measure water flow

    Measure water flow, water intakes and catchments.

  • Preserve fish samples for diagnosis

    Collect and preserve larval, fish and mollusc samples or lesions for diagnosis by fish disease specialists.

  • Work in a fishery team

    Be able to work as part of a crew or team, and meet team deadlines and responsibilities together.

  • Carry out standard aquaculture stock health operations

    Collect dead animals in cages and tanks. Collect samples of the population for health analysis. Load and unload shellfish for depuration (when applicable).

  • Operate small craft

    Operate small craft used for transport and feeding.

  • Collect fish samples for diagnosis

    Collect fish and shellfish samples for diagnosis by fish diseases specialists.

  • Collect dead fish

    Collect dead fish in tanks, ponds, lagoons, cages.

  • Carry out fish disease prevention measures

    Carry out disease prevention measures for fish, molluscs, and crustaceans for land-based and water-based aquaculture facilities.

  • Measure water quality parameters

    Measure water quality parameters: temperature, oxygen, salinity, pH, N2, NO2,NH4, CO2, turbidity, chlorophyll. Monitor microbiological water quality.

  • Carry out fish transportation

    Can manually lift, transfer, position and set down a load, using lifting gears such as forklifts, winches, sea cranes and others. Can operate equipment used in the transportation of fish, shellfish, crustaceans and others, such as trucks, tractors, trailers, conveyers, etc.

  • Observe abnormal fish behaviour

    Observe, describe and monitor abnormal fish behaviour in respect of feeding, swimming, surfacing.

  • Carry out shellfish depuration procedures

    Carry out shellfish depuration procedures. Load and unload shellfish for depuration.

  • Collect live fish

    ​Gather fish using techniques which minimise the stress caused to fish and avoid fish escapes occurring.

  • Maintain shellfish depuration equipment

    Maintain shellfish depuration equipment, clean, uv lamps.

  • Prepare fish holding units

    Prepare fish holding units to receive fish. Conduct swim throughs.

  • Carry out preparations for fish disease specialist

    Prepare environment and equipment for fish disease specialist treatments, including vaccination treatments.

  • Measure the impact of specific aquaculture activity

    Identify and measure the biological, physico-chemical impacts of specific aquaculture farm activity on the environment. Carry out all necessary tests, including collection and processing of samples for analysis.

  • Operate fish capture equipment

    Operate fish capture equipment, for grading, sampling or harvesting purposes.

  • Transfer fish

    Transfer fully grown fish to a body of water, using a tank truck.

  • Prepare fish treatment facilities

    Prepare fish treatment facilities to effectively isolate contaminated fish during treatment. Control the application of treatments to avoid contaminating other stock, containers and the wider environment.

  • Stock fish into holding units

    Stock fish into holding units and maintain good environmental condition within the holding unit.

  • Collect biological data

    Collect biological specimens, record and summarise biological data for use in technical studies, developing environmental management plans and biological products.

  • Harvest live aquatic species

    Prepare for harvesting live species. Harvest live aquatic species including shellfish for human consumption.

  • Apply standard feeding and nutrition protocols

    Make up feed on-site. Feed animals by hand or with feeding machines according to agreed protocols. Monitor animal feeding behaviour.

  • Swim

    Move through water by means of the limbs.

  • Collect growth rate information

    Collect information on growth rate in farm aquatic species.

  • Assess cage water quality

    Carry out daily assessment of water quality parameters inside the cages such as temperature, oxygen, salinity, pH, N2, NO2,NH4, CO2, turbidity, chlorophyll. Monitor microbiological water quality.

Optional knowledge and skills

screen live fish deformities fish anatomy fish biology prepare fish harvesting equipment maintain fish harvesting equipment communicate by telephone communicate in an outdoor setting maintain diving equipment use communication devices fish identification and classification perform diving interventions communicate in english at a competent user level monitor fish mortality rates maintain internal communication systems handle harvested fish fishing gear environmental legislation check diving equipment animal welfare legislation