Zulkarnain
Departemen Pemanfaatan Sumberdaya Perikanan, FPIK IPB-University, Bogor, Indonesia

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EFFECTS OF 1-DOOR AND 2-DOOR OF 2-DECK HOOPNET TRAP ON CRUSTACEAN CATCHES AT PALABUHANRATU Zulkarnain; Mokhammad Dahri Iskandar; Furqan; Ega Aldanita
Jurnal Penelitian Perikanan Laut (Albacore) Vol 10 No 1 (2026): Albacore
Publisher : Department of Fisheries Resources Utilization, Faculty of Fisheries and Marine Science, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/core.10.1.157-174

Abstract

Potential crustacean resources in Palabuhanratu Bay are quite abundant, but traditional krendet traps are less effective because they lack protection and space dimensions. This study aims to compare the effectiveness of 1-door and 2-door of 2-deck hoopnet trap on crustacean catches. The experimental fishing method was conducted using 3 units of 1-door and 3 units of 2-door of 2-deck hoopnet traps for 20 trips in the waters of Palabuhanratu Bay. Data collected included the number, weight, and type of crustaceans caught. Data analysis used the Mann-Whitney non-parametric test to compare catches between the two trap types. The results showed that the 2-door had a higher number and weight of catches than the 1-door, with a production margin of 43.48% for number of fish and 69.49% for weight (kg). The dominant species was star crab (Portunus sanguinolentus), with more fingerlings caught in the 2-door of 2-deck hoopnet trap. Although statistical tests showed insignificant differences, the productivity of 2-door of 2-deck hoopnet traps tended to be better. In conclusion, the use of 2-door of 2-deck hoopnet traps is more effective in increasing crustacean catches and is recommended for use by fishers in the study area. Key words: 2-deck hoopnet, crustaceans, experimental fishing, traps
USE OF FROZEN BAIT BOOSTERS ON 2-DECKS HOOPNET TRAP FISHING OPERATION WITH COLONY SYSTEM AT PALABUHANRATU BAY Zulkarnain; Wazir Mawardi; Furqan; Mustaruddin; Hafiyyan Naufal
Jurnal Penelitian Perikanan Laut (Albacore) Vol 10 No 2 (2026): Albacore
Publisher : Department of Fisheries Resources Utilization, Faculty of Fisheries and Marine Science, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/core.10.2.213-229

Abstract

Previous research on comparing 2-decks hoopnet traps compared to traditional hoopnet traps with frozen bait boosters demonstrated an increase in crustacean catch yields. The present study represents a further development of that earlier work. This research was conducted to determine differences in catch composition and to assess the catch productivity and fishing effectiveness of 2-decks hoopnet traps with frozen bait boosters (treatment) compared to 2-decks hoopnet traps without frozen bait boosters (control). Data analysis methods employed included descriptive analysis, normality testing, and productivity assessment. Catch composition for the treatment and control 2-decks hoopnet traps, respectively, was as follows: 61.1% and 38.9% for blue swimmer crab (Portunus pelagicus), 55.7% and 44.3% for batik crab, and 60% and 40% for ornate rock lobster. Operation of the treatment 2-decks hoopnet traps under a colony system yielded a greater influence on and a higher number of crustacean catches compared to the control across all trips throughout the study period. Overall catch from the treatment 2-decks hoopnet traps was higher than that of the control. The fishing effectiveness of the treatment 2-decks hoopnet traps relative to the control exceeded 40% in both weight (kg) and number (individuals). Key words: colony system operation, crustaceans, 2-decks hoopnet trap, frozen bait booster