Effects of Different Stocking Densities on Growth Performance and Survival Rate of Young Mountain Crab (Potamon sp. V) (Naiyanetr, 1998)
DOI:
https://doi.org/10.14456/jare-mju.2025.31Keywords:
mountain crab (Potamon sp. V), stocking density, growth, survival rateAbstract
The objectives of this experiment were to study the different stocking densities on growth performance and survival rates of young mountain crab (Potamon sp. V). The experiment was laid out based on a Completely Randomized Design (CRD). The seven-days-old 84 young mountain crab with average beginning weight of 0.15±0.01 grams with average carapace width of 0.55±0.01 centimeters and carapace length of 0.51±0.01 centimeters were raised in plastic boxes for 4 weeks. The densities of the young crabs were different in 4 treatments i.e. 4, 6, 8 and 10 heads per 0.18 m2 or 22, 33, 44 and 55 head per m2. They were fed complete feed with 32% crude protein. Weight, carapace length, and carapace width were measured every 7 days. The study found that young mountain crab in each density showed significant different (p<0.05) in growth performances including average increase in carapace width, carapace length, average weight, and specific growth. There was no different in survivalrate (p>0.05). The young mountain crab raised at 4 head/0.18 m2 or 22 head/m2 showed the best growth performance and survival rate. Information from this study can be used as a basic data for further study or development on mountain crab raising.
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