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CATCH RATE FLUCTUATIONS OF SKIPJACK AND OTHER TUNA RESOURCES IN THE NORTHERN WATERS OF ACEH Badrudin Badrudin; Sofri Bahar
Indonesian Fisheries Research Journal Vol 3, No 1 (1997): (1997)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (3953.437 KB) | DOI: 10.15578/ifrj.3.1.1997.1-7

Abstract

The most dominant species of the ''large pelagic group" landed in Lampulo, Aceh,were skipjack, yellowfin tuna and small tuna. Thcse fish were caught by mini purse seine through fishing activities carried out on a dailv basis.
SEPARATE STOCKS OF RED SNAPPER EXPLOITATION AND MANAGEMENT IN THE INDONESIAN SECTOR OF THE ARAFURA SEA Badrudin Badrudin; Aisyah Aisyah
Indonesian Fisheries Research Journal Vol 15, No 1 (2009): (June 2009)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (6847.646 KB) | DOI: 10.15578/ifrj.15.1.2009.81-88

Abstract

Red snapper resources in the Arafura Sea have been effectively exploited by the industrial scale of bottom long line, fish trawl and shrimp trawl fisheries. Research activities carried out by the ACIAR-RCCF revealed that there were genetic similarity of the three red snapper species between the Australian and lndonesian sectors of the Arafura Sea"
SIZE DISTRIBUTION AND MATURITY OF THE SLIMEHEADS (Hoplostethus crassispinus) lN THE DEEP SEA AROUND SIMEULEU ISLAND, WESTERN SUMATERA, EASTERN INDIAN OCEAN Badrudin Badrudin; Ali Suman; Awwaludin Awwaludin
Indonesian Fisheries Research Journal Vol 13, No 1 (2007): (June 2007)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (6018.707 KB) | DOI: 10.15578/ifrj.13.1.2007.9-16

Abstract

The slimeheads (Hoplosfefhus spp.) provide one of the likely economic important deep sea demersal fish resources in the near future. The fish was caught in western part of Sumatera, in the depth of more than 500 m deep, and was found in substantial amount in the deep waters around Simeuleu lsland and the western off Banda Aceh. Data analysis was limited to the biological aspects, including length relationship, and maturity.
DEEP SEA FISH RESOURCES DIVERSITY AND POTENTIAL IN THE WATERS OF WESTERN SUMATERA OF THE EASTERN INDIAN OCEAN Badrudin Badrudin; Wudianto Wudianto; Ngurah N. Wiadnyana; Subhat Nurhakim
Indonesian Fisheries Research Journal Vol 12, No 2 (2006): (December 2006)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (7564.555 KB) | DOI: 10.15578/ifrj.12.2.2006.113-127

Abstract

The availability of data and information on the diversity and potential of fish resources provide important aspects for exploitation and management.
STOCK ABUNDANCE INDEX, DENSITY, COMPOSITION, AND DISTRIBUTION OF DEEP-SEA SHARK AND RAY RESOURCES IN THE EASTERN INDIAN OCEAN Suprapto Suprapto; Badrudin Badrudin
Indonesian Fisheries Research Journal Vol 12, No 1 (2006): (June 2006)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (5079.543 KB) | DOI: 10.15578/ifrj.12.1.2006.27-36

Abstract

Deap-sea shark and ray resources in lhe Indian Ocean provide one of the most economically important fish mesopelagic and demersal resources. Deta analyzed were pad of the survey carried out in May to June 2005 in the frameworkd6op.soa rays, sharks, stock abundance index, ltock denllty, species composition, distributon, aouthern Java, western Sumatera, Eastam Indian Ocean of The Japan-lndonesia Deap Sea Fisheries Rosources Joint Explontion Marine Resedrch 2004.
SPECIES COMPOSITION AND DIVERSITY OF TIDAL TRAP NET CATCHES IN THE WATERS OF INDRAGIRI HILIR, RIAU, INDONESIA Badrudin Badrudin; Bambang Sumiono; T.S Murtoyo
Indonesian Fisheries Research Journal Vol 7, No 1 (2001): (2001)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (4930.29 KB) | DOI: 10.15578/ifrj.7.1.2001.47-53

Abstract

The coastal waters of the eastern part of lndragiri Hilir, Riau, which are mostly estuarine, are influenced by the huge fresh water discharge and are usually fertile.
THE MOST ABUNDANCE AND THE VERY RARE SPECIES IN THE DEEP SEA FISH COMMUNITY IN THE WESTERN SUMATERA, EASTERN INDIAN OCEAN Badrudin Badrudin; Duto Nugroho; Ali Suman
Indonesian Fisheries Research Journal Vol 13, No 1 (2007): (June 2007)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (9435.535 KB) | DOI: 10.15578/ifrj.13.1.2007.17-30

Abstract

Variation in species abundance provides one of the striking phenomena observed in ecological communities. This variation has led ecologists to pose central questions pertaining to the nature of communities. Most of the deep sea regions provide the most widely habitat, but until recently information on its community is very little.
DEEP-WATER EXPLORATORY BOTTOM LONG LINING IN THE WATERS OF THE ARAFURA SEA Badrudin Badrudin; Ngurah N. Wiadnyana; Berbudi Wibowo
Indonesian Fisheries Research Journal Vol 11, No 1 (2005): (June 2005)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (4880.41 KB) | DOI: 10.15578/ifrj.11.1.2005.41-46

Abstract

Bottom long line fisheries in the continental shelf area of the Arafura Sea has have practised and developed since the last two decades. But bottom long lining in the slope area seemed to be unusual fishing operation for most Indonesian fishers as this fishing activily facing a relatively higher rbks of fishing gear lost.
ESTIMATED UNREGORDED CATCH RELATED TO THE NUMBER OF LICENSED FISHING VESSEL IN THE ARAFURA SEA Badrudin Badrudin; Subhat Nurhakim; Budi Iskandar Prisantoso
Indonesian Fisheries Research Journal Vol 14, No 1 (2008): (June 2008)
Publisher : Research Center for Fisheries

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (6048.507 KB) | DOI: 10.15578/ifrj.14.1.2008.43-49

Abstract

The fish resources in the Arafura Sea have been intensively exploited by the industrial scale of fish trawl (flsh nef), shrimp net and bottom long line
KELIMPAHAN STOK SUMBER DAYA IKAN DEMERSAL DI PERAIRAN SUB AREA LAUT JAWA Badrudin Badrudin; Aisyah Aisyah; Tri Ernawati
Jurnal Penelitian Perikanan Indonesia Vol 17, No 1 (2011): (Maret 2011)
Publisher : Pusat Riset Perikanan, BRSDM KP.

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (180.041 KB) | DOI: 10.15578/jppi.17.1.2011.11-21

Abstract

Tulisan ini menyajikan data dan informasi tentang present status perikanan demersal di Laut Jawa, dan tingkat pemanfaatan sumber daya ikan di sub area Laut Jawa yang tidak merata. Data yang dianalisis merupakan sebagian hasil survei Balai Riset Perikanan Laut di Pelabuhan Perikanan Pantai Tegal pada tahun 2010 dan pada periode tahun sebelumnya. Eksploitasi sumber daya ikan demersal di perairan Laut Jawa sudah berlangsung sejak lama dan mencapai puncaknya pada sekitar tahun 1970-an di mana trawl dioperasikan secara intensif terutama di sepanjang pantai utara Jawa. Tingginya tekanan penangkapan di perairan pantai sampai kedalaman 40-an m telah menyebabkan menurunnya kelimpahan sumber daya, sebagaimana tampak pada hasil tangkapan cantrang kecil dan jaring arad yang dioperasikan secara harian. Kelimpahan dan ukuran individu ikan demersal di kawasan yang lebih dalam tampak cukup besar sebagaimana tercermin dari hasil tangkapan cantrang besar yang dioperasikan lebih lama. Dari fenomena tersebut dapat diduga bahwa sumber daya ikan demersal di perairan pantai sudah mengalami tangkap lebih (overfishing) yang mengarah kepada penurunan stok atau bahkan depleted. Kegiatan penangkapan ikan di perairan yang lebih dalam di mana tekanan penangkapan relatif lebih rendah tampak memberikan keuntungan. Based on data analysis and information collected, this paper describes the present status of demersal fisheries in the Java Sea and the uneven level of exploitation of the fish resources in the Java Sea sub areas. Data analyzed provide part of research results carried out by the Research Institute for Marine Fisheries. Data were obtained from a number of surveis carried out in Tegal landing place in 2010 and from the previous years. Demersal resources in the Java Sea have been exploited for years, where high fishing intensity occurred in the north coast of Java. High fishing pressure in the coastal waters lead to the decreasing fish resources abundance, as reflected by the catch of small size cantrang and arad operated on daily bases. The relatively high abundance of demersal fish and bigger size of individual fish caught by the offshore cantrang in the deeper waters indicating that this waters provide a lightly exploited area. From this phenomenon it is likely that the status of exploitation of fish resources in the coastal waters are already overfishing that lead to decreasing stock or even depleted. Fishing activities in the relatively lower fishing pressure of the deeper waters area is still likely profitable.