Yr10 Progress on SC Task 2. Management Teams- tested pH, Carbonate Hardness and Ammonia levels in Tanks 1-4 & 7. Adjusted water (by replacement) of Tank 7. (see data results) Set up Powerhead filter/pump to Tank 7 & re-located heater from Aquarium 1 to Tank 7 in readiness for Yabbie transfer. Transfered 1 Yabbie as test.
Planted 'out' Chrysanthemums from pots to garden plot.Rainwater Tank FULL! Yr 9 to continue as above.
* FULL Data of test results will be published shortly Tank 7 pH 9 Hardness 200 Ammonia OK * Hardness caused by earlier additive of Bi-Carb, Alkalinity HIGH: Yabbies need calcium for shell production will soften water with exchange. Exchanged approx 50% of water (200l) pH 8.5 Hardness 110 Ammonia OK
Fed Yabbies- left over apple (usually carrots/peas) Fed Trout & Australian Bass Fed Worms (thanks Office Staff- Apple, Tea Bags etc) Relocated Australian Bass from Tank 5 to join other Australian Bass in Tank 4 (Tank 5 now becomes an additional Reservoir. Relocated 1 * Yabbie (large) to Aquarium 7 (foyer) to co-exist with small Silver Perch? Changed over 1/3 of the water in Aquarium 7, cleaned filters and glass (looks great) Pumped more water from Rainwater Tank to Tank 6 for storage Completed Proper Washing of Hands Posters/Signs
* Student MUST remember to email their completed jobs to enable logging/tracking- proof of achievement of competency.