Author: Rochmady

The Role of Inferent Hormones on Gonad Maturity Index and Growth of Ambon Betok Fish (Chrysiptera cyanea)

The determination of the inferent hormone dosage is based on the determination of the inferent dose in fish, generally around 10 mg – 80 mg or about 0.1 ml – 0.8 ml. Generally, fish that are given inferent hormone at a dose of 40-60 mg / l can increase the gonad maturity index by 25%, in betok Ambon fish by 30%. Inferent hormone doses around 20-40 mg can increase the growth and survival of ambon betok fish.

Agrikan Journal

Seagrass Potential as Supporting Ecotourism in Sibu Island, Subdistrict North Oba, North Maluku Province

Seagrass Ecotourism is a tourism activities based on the ecosystem of seagrass. Component of seagrass consist of vegetation and biota that associated with the seagrass. The purpose of this research is to understand the condition biophysics of seagrass (Types of seagrass, Cover of seagrass, fish, makrozoobenthos, types of substrat, water brightness, the depth of the… Read more »

Agrikan Journal

Nutritional Composition of Seaweed Kappaphycus alvarezii

Seaweed is one of the important marine commodities and is a leading commodity. Seaweed K. alvarezii is a type of carrageenan-producing seaweed, as a food source for humans, pharmaceutical ingredients, as a thickener, stabilizer and emulsion.Carrageenan is used in food products, pharmaceuticals, textile cosmetics, toothpaste and other industries. Seaweed has a fairly complete nutritional content…. Read more »

Agrikan Journal

Effectiveness of clove oil as anesthesia of Sergeant Major Abudefduf vaigiensis (Quoy & Gaimard, 1825)

The increasing demand for live ornamental fish for export needs triggers fishermen to start looking for alternative fishing techniques that are more effective and efficient. The technique commonly used is the anesthetic technique using potassium cyanide. The use of cyanide has been banned by the government because of the many impacts it has caused such… Read more »

Akuatikisle Journal

Eating habits of sea cucumber (Holothuria scabra) and sea cucumber sap (Holothuria vagabunda) in Karas waters, Batam City, Indonesia

The aim of this study was to find out the types of food eaten by sea cucumber sand (H. scabra) and sea cucumber (H. vagabunda), to know the habits of eating sea cucumber (H. scabra) and sea cucumber (H. vagabunda) in Karas waters, Galang District, Batam City. Determination of sampling points using results of the… Read more »

Akuatikisle Journal

Ecological potential and spread distribution pattern sea cucumber Holothuria scabra and Holothuria vagabunda at Tanjungkeramat waters in Pangkil Village Bintan Regency, Indonesia

The aim of the study was to determine the ecological potential and pattern of the distribution of sea cucumbers in the waters of Tanjungkeramat, Pangkil Village, Teluk Bintan District, Bintan regency. This study uses a survey method, determining the area with a swap area method of 4 areas, measuring the area using a meter with… Read more »

Akuatikisle Journal

The utilization rate of painted sweetlips fish (Diagramma pictum) on Mapur waters anchor in Kelong Village, Bintan Regency, Indonesia

Mapur waters is one of the potential areas for demersal fish distribution in Bintan waters. The purpose of this study was to investigate the effort of catching painted sweetlips fish (Diagramma pictum), Maximum Sustainable Yield of Painted Sweetlips Fish and investigated the amount of Painted Sweetlips Fish catches allowed (JTB). The research method used is… Read more »

Akuatikisle Journal

Nutrient distribution models and flow patterns in Coastal Waters and Small Islands, Tanjungpinang City, Indonesia

Research has been done on the model of nutrient distribution and current pattern in coastal water of Tanjungpinang City. The research objective was to develop a model of nutrient distribution and current patterns in coastal waters and small islands as an effort to manage the eutofication of coastal waters and small islands in the archipelago…. Read more »

Akuatikisle Journal

Sistem Antrian Berbasis Multimedia Pada Pengambilan Gaji Kantor Dinas Pekerjaan Umum Provinsi Sulawesi Tenggara

Dinas Pekerjaan Umum (PU) Prov. Sultra yang mengelola bidang pembangunan dan pengelolaan sumber daya air pada saat ini memiliki 812 Pegawai Negeri Sipil dan 671 pegawai kontrak APBN dan APBD yang tersebar pada 5 Sub Dinas. Sistem pengambilan gaji pegawai di kantor Dinas PU saat ini tidak memiliki sistem antrian sehingga pada setiap pengambilan gaji,… Read more »

Router Journal