Diets are a critical factor in the artificial production of lobster larvae, yet knowledge diet requirements spiny especially at its early life stages is rarely investigated. Thus, present study aimed finding potential diets larva by analyzing stomach content wild-caught ornate lobster, Panulirus ornatus, three different stages: puerulus, post-puerulus, and juvenile using eDNA metabarcoding. The results showed that 10 plankton species were identified puerulus stage, top five Oithona sp....

Chitosan is a functional polysaccharide that capable of inducing various biological activities. This research aims to examine the effect chitosan on growth and blood profile tilapia fish. The method used in this was experimental methods with completely randomized design (RAL) consisting 4 treatments 3 times. 120 Tilapia fish 5-7 cm range size were reared aquarium at density 10 fish/aquarium. Feedwere given additional dose ppt, 50 100 ppt chitosan. observed variables rate, survival profile,...

Indonesia is one of the countries with highest potential and production vannamei shrimp (Litopenaues vannamei) in world. Therefore, government continues to improve theactivity farming continuously. This study aimed determine whether water quality waters Larangan Glintong Village, Bangkalan-Madura, East Java was suitable for activities. Water keys successful since it could affect metabolism, reproduction, osmoregulation stress organism. The parameter used this salinity, temperature, pH....

Abstract Land preparation in a traditional shrimp pond is one of the most important parts to do. Soil Redox Potential an indispensable parameter see readiness soil land or level fertility cultivated carrying out activities. It toxic such as sulfide compounds (H 2 S), nitrites and ammonia. This research descriptive nature, by observing 5 aquaculture ponds measuring 3500 m , with densities 100 individuals/m . The use Hydrogen Peroxide pool 1 (0.5 ppm/m ), (1 3 (1.5 4 (2 ) control (0 ). basis...

Abstract The natural feed is a non-artificial sourced used to increase the growth of aquaculture commodities. One widely was Oithona sp. development expected be increased by using fish meal. purpose this study analyze effect meal on production This Completely Randomized Design (CRD) consisting 3 replications and 4 treatments (A: with Chaetoceros 200 x 10 cells/ml, B: 0.03 gram/L water, C: as much 0.10 D: 0.17 grams/L water. research parameters observed included density sp., also its water...

Abstract. Isroni W, Samara SH, Santanumurti MB. 2019. Short Communication: Application of artificial reefs for fisheries enhancement in Probolinggo, Indonesia. Biodiversitas 20: 2273-2278. Overfishing is one the biggest challenges sector The fish apartment (artificial reefs) was solutions to increase resource since it serves as habitat live, spawn, and search food. In this study, installed Probolinggo (Karang Katon Dringu Beach) from 2017 2018. This study showed that five species (Caesio...

Abstract Colossoma macropomum is one of the fisheries commodities that has high economic value. It necessary to use quality feed, such as maggot, increase its production. Since fish growth largely influenced by nutrient content in feed and energy needs Maggot protein 40-50% fat 29-32%.This study aimed determine retention Colossomamacropomum . This used an experimental method with a Completely Randomized Design consisting five treatments four replications. The provided treatment was...

Program Pengabdian Kepada Masyarakat (pengmas) di Panti Asuhan (PA) Amanah Insan Surabaya, Jawa Timur dilakukan untuk menyelesaikan permasalahan mitra akibat pandemi COVID-19. Penggunaan teknik budikdamber (budidaya ikan dalam ember) budidaya lele (Clarias sp.) dan sayur kangkung (Ipomoea aquatica) bisa menjadi opsi pemenuhan kebutuhan pangan meningkatkan produktivitas lokasi melalui iptek (ilmu pengetahuan teknologi). Pelaksanaan kegiatan ini terdiri dari empat tahap, yaitu persiapan alat...

Tilapia is one of the fish that widely cultivated in Indonesia. The obstacle to tilapia cultivation high reproduction, which inhibits growth. An alternative increase growth by inhibiting gonad growth, so feed energy focused on somatic development. aim this research was analyse effect velvet bean extract concentration individual and development female determine optimum reduce reproductive activity fish. This study used a Completely Randomized Design (CRD) with addition various extracts...

Abstract The objectives of this research were: 1) determine the effect feed supplementation using velvet beans ( Mucuna pruriens ) seed extract with different doses on conversion ratio and efficiency silver barb R. argyrotaenia ), 2) optimal dose in value efficiency. This used an experimental method a completely randomized design consisting five treatments commercial without any addition (P0), 0.1 ml/kg (P1), 1 (P2), 10 (P3), 35 (P4) four replication for each treatments. results...

Abstract Frozen food is the result of processing using a method lowering temperature to freezing point which aims extend shelf life products. Initially, frozen products were created for someone who was unable, unwilling, or had no time prepare themselves, but people’s lifestyles have changed from conventional modern. The aimed this research find out Personal Hygiene workers in cunning fish ( Caesio cuning ) meatball production and identification its dangers at UD. Family Food Gresik. work...

Abstract Indian white shrimp is one of the important fishery commodities with high economic value after banana prawns ( Penaeus merguiensis ) in northern coastal waters Central Java Province. This needs to be more developed since its aquaculture technique was not quite as well-known other shrimps such P. vannamei or monodon . study aimed unveil techniques for rearing and influencing factors. The method this research used active participation descriptive methods. data collection from primary...

Graphical Abstract Highlight Research Tuban (Indonesia) aquaculture commodities are surveyed. Aquaculture diversity in consisted of 5 fields, namely rice field ponds, floating net cages, freshwater and brackish ponds consist 11 families 14 species the main aquatic production. Cyprinus carpio or common carp is one cultivated four different aquacultures. Fishery a sector expected to overcome food crisis. Indonesia leading countries high volumes fishery production most its areas, including...

This experiment was aimed to understand the effect of partial replacement fish meal with Spirulina in percula clownfish Amphiprion diet on its growth, survival, and color enhancement. One control (A) three dosage were used this 60-day experiment: 0.9% (B), 1.2% (C), 1.5% (D) replicates for a total 12 aquariums. During experiment, fed 4 times daily 5% FR periodic sampling growth monitoring. No significant difference found intensity, absolute length, weight among all treatments. On other hand,...

Biodiesel, an alkyl ester compound produced through alcoholysis process (transesterification) between triglycerides and methanol or ethanol with the help of alkaline catalysts into esters glycerol, is alternative renewable fuel. A total 75 ml used cooking oil 5 kg dry Sargassum sp. was used. Five different treatments, namely P0 (Commercial Biosolar), P1 (100% Sargasssum Biodiesel), P2 (75% Biodiesel + 25% P3 (50% 50% Biosolar) P4 (25% 75% were tested according to biodiesel efficiency...

The research aimed to assess the performance of Pregnant Mare Serum Gonadotropin (PMSG) and Human Chorionic (HCG) hormone injection combined with vitamin mix induce rematuration Striped catfish Pangasianodon hypophthalmus broodstock. Three PMSG HCG treatments 5 2,5 IU; 10 IU;also 20 IU/kg broodstock body weight dosage addition fish feed one control was used four replications. reared for weeks weekly sampling GR SGR as well were performed. For following two weeks, observed maturation....

Abstract White snapper (Lates calcarifer) is a fish with high economic value that can meet domestic and foreign needs. It’s aquaculture activity has become commercial business. The growth of white relatively fast body resistance to environmental changes. BBPBAP plays role in the fulfillment superior seeds through nursery activities for snapper. This study aimed identify analysis performance Jepara. Nursery techniques included pond preparation, seed stocking, grading, feed management, water...

Abstract Tilapia ( Oreochromis niloticus ) is a freshwater aquaculture commodity with high demand and economic value. With developing breeding technology, hybrid tilapia also grows in popularity. Pandu strain of Singapore tilapia, while Kunti GIFT (Genetically Improved Farmed Tilapia) strain. To ensure the continuity good fingerling stock, individual selection needs to be conducted on broodstock candidates. The family method was chosen using 125 pairs male female ratio 1: 1 horizontal where...

Abstract The river is a lotic ecosystem with biological, ecological and economical functions essential for human life. Kanceng River one of the rivers in Bangkalan, where whiteleg shrimp aquaculture activities are conducted intensively. Thus, it may bring nutrients needed survival mangrove population as well possibility pollution from inorganic material. Nutrients substances by organisms metabolism. water affect phytoplankton, which has an important role aquatic ecosystem. This research...

Abstract Silver arowana fish, Osteoglossum bicirrhosum (Cuvier, 1829), is an ornamental fish originating from Brazil which has been popular among hobbyists. The increasing demand not followed by increase in production. To production, it necessary to provide proper feed. purpose of this study was evaluate the production seeds providing different natural feeds through growth and survival rate. This conducted using Completely Randomized Design (CRD). used 3 replications treatments (A: Tubifex...

Abstract Nannochloropsis is a microalga that used as feed and can be cultured intensively. One of the obstacles in its culture high-cost production. Innovations applied to overcome this problem utilization wastewater from whiteleg shrimp ( Litopenaeus vannamei ) aquaculture. The purpose study was assess population growth sp. by using with different densities semi-mass culture. research design completely randomized four treatments three replications, namely treatment A (2.5 x 10 6 ind/ml), B...