The Effect of Yellow and Blue Light Colors on the Size of Dominant Fish Catch of Fixed Lift Net in Pangkep Waters
Muhammad Fadhli Tawil (a,b), Muhammad Kurnia (a*), Mukti Zainuddin (a), Ilham Jaya (a), Muhammad Ikhsan Amir (a), Adam (c)

a) Faculty of Marine Science and Fisheries, Hasanuddin University, Makassar, 90245, Indonesia
*kurniamuhammad[at]fisheries.unhas.ac.id
b) Agriculture and Animal Husbandry Agency, North Kolaka, 93911, Indonesia
c) Pangkep State Polytechnic of Agriculture, Pangkajene and Islands, 90655, Indonesia

Abstract

Fixed lift net has developed a lot, fishermen have begun to apply their fishing gear with different colors of lights. However, to determine the effect of color of the lamp, it is seen the size of one of the dominant catch species, namely Sardine (Sardinella sp). The study was conducted from August to November 2021. Experimental fishing research method, using T Test, Paired-samples T Test to determine the effect of lamp light color on fish size. The observation parameter is the size of the length of the fish crow. The total number of measurement samples was 1,440 Sardine with a total number of 32 trips of fishing. The results showed the heaviest total catch at yellow light rather than blue light. The average length of the Sardine obtained, the yellow light is 10.48 cm while the blue light is 8.70 cm. Yellow light gets the size of the fish larger than blue light. The test results stated the influence of lamp color on fish size, it was known that the value of Sig. (2 tailed) was 0.000 < 0.05, it was concluded that there was a real difference between the capture of yellow and blue lights.

Keywords: Fixed lift net- light- color- length- sardine

Topic: Sustainable Aquaculture and Fisheries