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Analisis Efektivitas Warna dan Kedalaman Pengoperasian Lampu LED terhadap Hasil Tangkapan Cumi-Cumi (Logilo Chinensis) Rapi , Nuraeni L; Hasbi , Ibnu Malkan; Rahman, Rahman
Jurnal Riset Diwa Bahari (JRDB) Volume 1, Nomor 1, 2023
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM) Institut Teknologi dan Bisnis Maritim Balik Diwa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63249/jrdb.v1i1.9

Abstract

Squid is an Indonesian export product that has high economic value, sharing the type of squid which is classified as cuttlefish (Loligo chinensis.). This research aims to determine the length and weight of squid depending on the color of the lights and the depth of the water, the time it takes for the squid to gather in the fishing area, and the level of effectiveness of the squid in different LED lights. Sampling was taken in the waters of North Galesong District, Takalar Regency, with seven repetitions of blue and green lights. This research is included in quantitative research using experimental fishing and data collection using survey methods. The results of the data obtained are described in a comparative descriptive manner. analysis of the pattern of the relationship between the weight and length of the squid mantle obtained a value of W= 1.5629L^0.0017. Correlation value 84.739, contribution of 96.38% and 3.62%. squid caught with LED lights at a depth of 1 meter, 55 fish, and 3 meters, 25 fish. Frequency distribution of the length of squid (Loligo chinensis) in the North Galesong waters, distribution of weight and length of squid mantle at a depth of 1 meter, frequency of squid mantle length between 9.3–11.1 cm, stagnant frequency 15–16.8. Squid weight frequency 27–32g stagnant frequency 81–95g. The depth distribution is three meters, the squid mantle length frequency ranges between 7.5 – 9.3 cm, and the stagnant frequency is 15.1 – 16.9 cm. Squid weight frequency 12–27g, drop frequency 60 – 75 g. Observation results of salinity values ​​in North Galesong waters are 28-31%, pH values ​​are 6-7. Current speed 0.22 m/s. The squid catch was 80 samples, at intervals of 1, 2, and 3 hours, the catch at an interval of 2 hours was a total of 42, at an interval of 3 hours 23, and in 1 hour only 15 squid. The statistical test results show that the results for the two LED light colors are 2.6177, which is smaller than the t-table 2.1788.
Analisis Hasil Tangkapan dan Rantai Pasok dalam Pemasaran Gurita Segar (Octopus Sp.) di Makassar Kantun , Wayan; Hasbi , Ibnu Malkan; Azrina, Yuli
Jurnal Riset Diwa Bahari (JRDB) Volume 1, Nomor 1, 2023
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM) Institut Teknologi dan Bisnis Maritim Balik Diwa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63249/jrdb.v1i1.11

Abstract

This research aims to analyze the development of catches in maintaining the sustainability of the octopus business and the supply chain in marketing fresh octopus in Makassar. This research was conducted from March to May 2023. The research is classified as a qualitative method with a survey method of fishermen's catches and the marketing supply chain for fresh octopus. The types of octopus caught were Octopus vulgaris and Octopus cyanea with catches reaching 1,000-1,600 kg/trip for 20 days of catching. Fresh octopus marketing supply chain uses channels, margins, and marketing efficiency. In this research, three marketing channel patterns for fresh octopus were obtained: the first is fishermen - consumers, the second is fishermen - retailers - consumers and the third is fishermen - collectors - suppliers - consumers. The most efficient marketing channel is channel three, namely fishermen - traders - collectors - suppliers - and consumers because many suppliers are involved so the marketing margin is high and many profits are made. The third marketing margin has a large profit of IDR. 88,000/kg, the first marketing margin has the lowest profit of IDR 13,000/kg and the second marketing margin is IDR. 25,000/kg. There is development and increase in catches and the formation of several supply chains