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| The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
Relevant government regulations, licensing and other compliance requirements may include: | biosecurity, translocation and quarantineenvironmental hazard identification, risk assessment and controlhealth and welfare of aquatic animalssafety at sea and pollution controlOHS hazard identification, risk assessment and control. |
OHS guidelines may include: | appropriate workplace provision of first aid kits and fire extinguisherscodes of practice, regulations and/or guidance notes which may apply in a jurisdiction or industry sectorenterprise-specific OHS procedures, policies or standardshazard and risk assessment of workplace, maintenance activities and control measuresinduction or training of staff, contractors and visitors in relevant OHS procedures and/or requirements to allow them to carry out their duties in a safe manner OHS training registersafe lifting, carrying and handling techniques, including manual handling, and the handling and storage of hazardous substancessafe systems and procedures for outdoor work, including protection from solar radiation, fall protection, confined space entry and the protection of people in the workplacesystems and procedures for the safe maintenance of property, machinery and equipment, including hydraulics and exposed moving partsthe appropriate use, maintenance and storage of PPE. |
ESD principles may include: | applying animal welfare ethics and procedurescontrol of effluents, chemical residues, contaminants, wastes and pollution control of weeds, pests, predators and diseases, and stock health maintenance improving energy efficiencyincreasing use of renewable, recyclable and recoverable resourcesminimising noise, dust, light or odour emissionspreventing live cultured or held organisms from escaping into environmentreducing emissions of greenhouse gasesreducing energy usereducing use of non-renewable resourcesundertaking environmental hazard identification, risk assessment and control undertaking facility quarantine, biosecurity and translocation of livestock and genetic materialusing and recycling of water, and maintaining water quality. |
PPE may include: | buoyancy vest or personal floatation device (PFD)hard hat or protective head covering non-slip and waterproof boots (gumboots) or other safety footwearpersonal locator beacon or Emergency Position Indicating Radio Beacon (EPIRB)protective outdoor clothing for tropical conditions safety harnesssun protection (e.g. sun hat, sunscreen and sunglasses)uniforms, overalls or protective clothing (e.g. mesh and waterproof aprons)waterproof clothing (e.g. wet weather gear and waders). |
Culture or holding environment may include: | associated equipment or systems, such as:blowers, aerators, paddlewheels and aspiratorsgreenhouses, hothouses and igloospest, predator and disease control structureswater supply and disposal or effluent systems, including pumps, pipes, canals, channels, settlement ponds and storage damscages, pontoons, enclosures and pens, including associated moorings, anchors and markersdams, ponds and poolsdisplay tanks, aquaria and aquascapesgrow out facilities, hatcheries and nurseriesharvesting swimways, canals or channelslive holding tanks, bins, cages and penslonglines, posts, racks and rails, rafts, fences, socks, trays, sticks, baskets, modules, barrels, bags and panelsopen, flow-through, closed and semi-closed systems purging or depurating systemstanks, raceways and recirculating systems. |
Options may include: | change water flow rates and exchange waterdrain and dry out floorlower stock density or harvest stockreduce feedingremove wastesmove stock or culture structure to new locationrake sedimentstreat incoming or culture water:aerationdissolved oxygenfertilisers and chemicalsfiltrationhardnesspHsalinitytemperatureturbidity. |
Contingency plans may include: | changing weather conditionscontaminants or pollutantsequipment failures or damagepest, predator or disease infestationspower failurestock escapesstock mortalities. |
Water treatment equipment may include: | activated carbonaerators, aspirators and airliftschlorine or other chemicalsfertiliser or lime spreadersfiltration:mechanicalbiofilterchemicalfoam fractionatorpasteurisationpumps, siphons, blowers and fansultraviolet (UV) or ozone sterilisation. |
Repaired may include: | change of test chemicals and solutionscleaning or replacement of probesreplacement of cables. |
Stock may include: | adults, broodstock (ready to breed), seedstock or stockers, eggs and sperm, fertilised eggs, larvae, post-larvae, seed, spat, hatchlings, yearlings, juveniles, fry, fingerlings, yearlings, smolt, sporophytes, seedlings and tissue culturesfinfish, crustaceans, molluscs, aquatic reptiles, amphibians, polychaete and oligochaete worms, plankton, micro-algae, seaweed, aquatic plants, live rock, sponges and other aquatic invertebratesfor human consumption (seafood), stockers for other farms, stockers for conservation or recreational fishing, display or companion animals (ornamentals), and other products, including pearls, skins, shells, eggs, chemicals and pigmentswild caught, hatchery or nursery reared. |
Basic water quality factors may include: | alkalinityammonia nitritescarbon dioxidedissolved oxygenhardnessnitrate and other nitrogenous productspHsalinity or conductivitytemperatureturbidity. |
Environmental factors may include: | activity of pests and predatorsclimatic conditions (e.g. rainfall, amount of cloud cover, and wind direction and speed)contaminantslightnatural foodstidal or water flow direction and speedwave size and direction. |
Stock behaviour may include: | aggression or cannibalismcolour changesfeedingpiping, darting, flashing or whirling movementreproduction or courtshipschooling or individualsswimming. |