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Identification of coral fish species in the coral reef ecosystem in the coastal waters of Teluk Bakau Village, Bintan Regency Kepulauan Riau Province Sari, Dini; Eddiwan, Eddiwan; Efizon, Deni
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractIn the coastal water of TelukBakau village there is coral reef ecosystem that is inhabitby many coral fish species. Information on the types of coral fishes living in that area is limited. To understand the types of coral fishes in the coral reef ecosystem in that area, a study has been conducted in March-April 2019. Fish samplings were conducted once a weeks in 1 month. The fishes were captured using gill nets and bamboo traps. Fish samples were then identified. Results shown that the fish caught from the study area consistedof 2 orders, 13 families, 19 genera, and 28 species. The most common fish present during the study was the member of  Holocentridae and Lethrinidaefamilies. Keyword: Identification, Coral fish, Coral Reef Ecosystem, Teluk bakau, Bintan Regency
Biological Aspects Reproduction of Betok Fish (Anabas testudineus Bloch) in the Peat Swamp Area in the Pelalawan Village, Pelalawan District, Riau Province Putri, Dea Ananda; Putra, Ridwan Manda; Eddiwan, Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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ABSTRACT Anabas testudineus is one of freshwater fish living in the peat swamp area in the Pelalawan Village. A study aims to determine the reproductive biological aspect of betok fish. The fish was sampled 6 times, from March to May 2019. Parameters measured were sexuality, sex ratio, gonad maturity level, gonad somatic index (GSI), fecundity and egg diameter. Result shown that there was 102 fishes, 60 males and 42 females. Sex ratio of males and females was 1,4:1. In each sampling time there were male and females fishes in I, II, III and IV gonad maturity level. The gonad somatic index (GSI) in males were around 0,60-0,96% and females were around 0,62-2,79%. The female’s fecundity were around 2.395-4.862 eggs/fish, and egg diameter ranged from 0,5-0,8 mm.Keywords : Anabas testudineus, Sex ratio, fecundity, Gonad Maturity Level, Gonad Somatic Index.
Types of Fish Found in Peat Swamp Waters in Sontang Village, Bonai Darussalam District, Rokan Hulu Regency, Riau Province. Kurniawan, Ahmad Jati; Eddiwan, Eddiwan; Putra, Ridwan Manda
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 1 (2020): Edisi 1 Januari - Juni 2020
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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ABSTRACTPeat swamp waters in Sontang Village are inhabited by many fish species. To understand the types of fish in the peat swamp waters, this research was carried out, which was carried out in May 2019. Sampling was conducted three times, using fishing rods, nets and fish traps. Fish that have been caught then identified. The results show that there are 3 orders, 12 families and 19 species of fish that live in the peat swamp waters. The types of fish include Rasbora argyrotaenia, Thynnichthys polylepis, Hampala macrolepidota, Anabas testudineus, Helostoma teminckii, Channa Lucius, Channa. Striata, Channa micropeltes, Trichogaster trichopterus, Belontia hasselti, Oxyeleothris marmorata, Pristolepis grooti, Mastocellus erythrotaenia, Oreochromis niloticus, Mystus nemurus, Mystus nigriceps, Clarias batrachus, Crypypusterpuster.The most common fish species belong to the Perciformes order.Keywords: Peat swamp waters, Sontang village, Endemic peat swamp species
The Identification of Gastropods in Seagrass Ecosystem of Madong Village, Kampung Bugis Village, Tanjungpinang Kota District, Kepulauan Riau Province Pratiwi, Nadia Indah; Eddiwan, Eddiwan; Efawani, Efawani
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 6 (2019): Edisi 2 Juli s/d Desember 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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Abstract Madong Village is one of the coastal areas that is overgrown by vegetation in the form of seagrass which is a habitat for marine life, among other is gastropods. The presence of community activities around the seagrass ecosystem might affect the quality of waters and organisms associated with the ecosystem, especially gastropods. Information about the species of gastropods in the region is still limited. To find out the species of gastropods in the seagrass ecosystem of Madong Village, this research was conducted in March-April 2019. There are      3 research stations, and each station has 3 line transects with 1x1 m quadrat. The results shown that the gastropods found consisted of 5 families and 6 species, which are: Cerithium coralium, Cerithidea cingulata, Strombus canarium, Strombus urceus, Pyrene scripta, and Nassarius crematus. The conditions of the water quality obtained ware temperature ranges from 30-32º C, current speed 0.15 m/sec, dissolved oxygen 6.7-6.9 mg/L, acidity (pH) 8, salinity 31-35 ‰. The type of substrate at Station I and II is muddy sand, while Station III is sandy mud. Keywords: Madong Village, seagrass ecosystems, gastropods species,Cerithium coralium, Strombus urceus. 
Comparative study on histological structure of Channa micropeltes Cuvier(1831)gill from the Lubuk Siam Lake and Sibam River, Riau Province Hermawanto, Hermawanto; Efizon, Deni; Eddiwan, Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 1 (2020): Edisi 1 Januari - Juni 2020
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractSnakehead fish (Channa micropeltes) is one type of freshwater fish that lives in the Lubuk Siam Lake that has good water quality and the Sibam River that is polluted. The water condition may affectsthe fish health status  in general, especially in the gills. A study aims to determine the differences of gills structure of C.micropeltes fish from the Lubuk Siam Lake and Sibam River has been conducted from August to September 2018. The gills samples were prepared for histological observation using paraffin method and stained with Hematoxylin-Eosin (HE), while the level of gills damage is studied using a Histopathological Alteration Index (HAI). Histological structure of thr gill of fish from both areas are different. The cell structure of the Sibam River fish has more abnormality compared with the cell structure of fish from the Lubuk Siam Lake. Result shown that the types of abnormality present were hyperplasia, odema and epitelium rupture. The HAI of the C. micropeltesfrom the Lubuk Siam Lake was 1, indicated that the gill was normal, while those the HAI of the C.micropeltes from the Sibam River was 8.33, indicated that the gill was normal.Keyword : Channamicropeltes, Lubuk Siam lake, Sibam River, Gill abnormality, HAI
Trichogaster pectoralis Ability in Controlling Eichhornia crassipes Population Marsely, Debi; ', Windarti; ', Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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Trichogaster pectoralis is a root grazer fish and it may be used to control the population of aquatic weeds such as Eichhornia crassipes. To understand the ability of the fish in controlling the weed, a laboratory scaled research has been conducted from April-May 2016. There were 5 treatments applied, namely ±25 grams fish (Bm25), ±50 grams fish (Bm50), ±75 grams fish (Bm75) that were reared in 25 liter tank completed with ±150 grams E. crassipes. As controls, ±150 grams weed was reared in tank without any fish (Ke150) and ±50 grams fish (Ki50) was reared in tank without weed. Results shown that T. pectoralis was able to control E. crassipes population. Each treatment speed up the decrement of E. crassipes population, but the best result was shown by Bm75. In this treatment, the population of E. crassipes reduced into 95.33 grams by the 28th day.Keywords: Trichogaster pectoralis, Eichhornia crassipes, root grazer, weed control
Identification of the Type and Density of Water Plants in Teluk Petai Lake, Buluh Village, Siak Hulu District, Riau Province Devi, Fransiska Rivana; Efawani, Efawani; Eddiwan, Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractTeluk Petai Lake is one of the oxbow lakes in the Buluh Nipis Village. This lake is inhibited by various types of aquatic plants and they almost cover the surface of the lake. A study aims to understand the types and density of the aquatic plants was conducted from October to November 2020. A survey method was applied.   Aquatic plant samplings were conducted 4 times, within a month period. The plants collected were then identified based on Van Steenis (1981). Results shown that there were 7 species of aquatic plants present and they are belonged to 5 classes and 7 families. They are Eichhornia crassipes, Ipomoea aquatica, Salvinia natans, Myriophyllum spicatum, Polygonum sp., Paspalum commersonii and Heminthus micranthemoides. The most common plant is Eichhornia crassipes (23-31 organisms/m2) with relative density ranged from 27.87 to 42.04 %. While the rarest was Paspalum commersonii (17.2 organisms/m2) with relative density 21.00 % and biomass (12,6-25,4 g). In general, the relative density of the aquatic plants in Teluk Petai Lake can be categorized as rare to moderate.Keyword: Oxbow Lake, Riparian Plant, Eichhornia crassipes
Studi Komparatif Analisis Isi Lambung Ikan Barau (Hampala macrolepidota Kuhl Dan Van Hasselt, 1823) di Danau Teluk Petai dan Danau Tanjung Kudu Kabupaten Kampar Provinsi Riau Arrasyidi, Muammar Rasyid; Efawani, Efawani; Eddiwan, Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 8, No 1 (2021): Edisi 1 Januari s/d Juni 2021
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractBarau fish (Hampala macrolepidota) is a carnivorous fish found in Tanjung Kudu Lake and Teluk Petai Lake. The quality of the waters in the two lakes is different, it is thought that it has an influence on the availability of food in the waters, and will make a difference to the stomach contents of the barau fish. To find out the stomach contents of barau fish, a study was carried out in October-December 2020. From the data analysis using the Index of Preponderance (IP), 55 fish samples from Lake Teluk Petai and 30 from Tanjung Kudu Lake, the results obtained shows that the main food of Barau fish is fish, with an IP value of 68.60% from the Teluk Petai Lake and 54.59% from the Tanjung Kudu Lake. Other types of food found in the stomach of barau fish are insects, plants and crustaceans. Of the two lakes, only insects, there were significant differences after statistical tests were carried out. The results above show that the water quality influences the availability of food for barau fish. Keywords: Petai Bay Lake, Tanjung Kudu Lake, Gastric Fill, Barau Fish
Stomach Content Analysis of Pangasius polyuranodon in Pinang Luar Lake Buluhcina Village, Siak Hulu Sub-Regency, Kampar Regency, Riau Province. Herwandi, Zeldi; Windarti, Windarti; Eddiwan, Eddiwan
Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan Vol 7, No 2 (2020): 2 Juli - Desember 2020
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Perikanan dan Ilmu Kelautan

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AbstractPangasius polyuranodon is one of freshwater fish that live in the Pinang Luar Lake. This research aims to determine type of food present in the fish’s stomach. This research was carried out in February-march 2020. Sampling was conducted once/week in the three times using nets. there were 58 fishes captured, but 2 of them had empty stomach and they cannot be used for stomach content analysis. The stomach content analysis using gravimetric method. Results show that the main food of pangasius polyuranodon in the Pinang Luar Lake is plants remaint (IP 90,40%), consist of plants (IP 86,55%), whole grains (IP 2,70%), remaining piece of wood  (IP 0,01%) and rind (IP 1,14%), while the animal remains (IP 9,6%) is consist of crustacean (IP 1,83%), meat (IP 0,31%), fish scales (IP 1,15%) and poultry (IP 6,31%). Based on data obtained, this fish categorized as omnivore.Keyword :Pangasius polyuranodon, Stomach Content Analysis, Gravim
MORPHOMETRIC AND GROWTH PATTERNS OF THE BLOOD CLAM (Anadara granosa) FROM THE BAGAN SIAPI-API COASTAL AREA ROKAN HILIR Silfia Eka Dewi; Eddiwan Eddiwan; Efawani Efawani
Berkala Perikanan Terubuk Vol 46, No 3 (2018): November 2018
Publisher : Fakultas Perikanan dan Kelautan, Universitas Riau

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Abstract

This study was conducted in the intertidal zone in the waters of Bagan Siapi-api Rokan Hilir Regency in May-June 2018. This study aims to examine morphometrics and growth patterns in blood clams (Anadara granosa) in Bagan Siapi-api waters. A total of 100 samples (23.89-50.52 mm shell length and 3.85-18.16 grams total weight) were analyzed. From the results of observations it was found that the number of male and female ribs was 8-20, and there were 3 differences in morphometric characteristics between male and female, namely male blood clams longer than females, while female blood shells were wider and thicker than males. Furthermore, the growth pattern of A. granosa was negative allometric, with male b values 1.46 and females 0.74.
Co-Authors ', Windarti Achmad Sovy Yusaputra Adriman, Adriman Afael, Rizky Fauzi Arisa Trinovira Barus Arrasyidi, Muammar Rasyid Arsyakinah, Humay Batubara, Helfina Syam Bayu Dwi, Bayu Dwi Belgian Tambunan Bestari, Indah Budijono, Budijono Christina Panggabean Deni Efizon Devi, Fransiska Rivana Dewita Dewita Dian Handayani Efawani ' Efawani Efawani Efawani Efawani Efawani, Efawani Eko Prianto, Eko Eli Yana Siregar Eni Sumiarsih Fitrah A. Tamba Fitri Handayani Fitri Natasha Friska Girsang Gultom, Imelda Sofia Loren Harjoyudanto, Yudho Hatmidah Hatmidah Henny Henny, Henny Henri Siahaan Hermawanto Hermawanto Herwandi, Zeldi Hestinar Malau Huda. J, Mhd Aidil Hutagalung, Claurisa Ika Fitria Hasibuan Irene, Christin Irna ramadhani Irwan Effendi Isma Mulyani Kausar Kurniawan, Ahmad Jati Lailatul Saktiawan Lauura Hermala Yunita Lenny Marlyna Linda Rostiana Lusi Noviyanti Marsely, Debi Mediatrix Deviani Sinaga Mei Kristiyani Simanjuntak Melsa Dwi Yunita Mirnawati Dewi Muhammad Fauzi Mulyani, Isma Nisari, Tika Nur Asiah Pratiwi, Nadia Indah Pratiwi, Via Anggraini Pulungan, Amar Doli Purwoko, Agus Putri, Dea Ananda Qorry Tillawati Fani R. Sapto Hendri Boedi Soesatyo Rahmania, Desrila Rica Pesta Graceli Pasaribu Ridwan Manda Putra Rienta Bresdo Rina D’rita Sibagariang Rofian Isman Roflimas Roflimas Romie Jhonnerie Ronal Kurniawan Rumondang, Anne Santrina Banjarnahor Sari, Dini Satria Flamboyan Siregar Shofiyah Tika Ashilah Sibagariang, Rina D’rita Siburian, Sades Silfia Eka Dewi Simarangkir, Lisa Meisim Sinaga, Martianna Sukendi Sukendi Surbakti, Yuli Anggreani Putri Br Susanti, Lasri Syamsiar, Syamsiar Tengku Nurhidayah Thamrin Thamrin Thamrin Thamrin Tumanggor, Josua Setiawan Ulandari, Ariyanti Wenny Lestari Tarigan Widiana, Mita Windarti ' Windarti Windarti Windarti Windarti Yohana Carolina Yudho Harjoyudanto Yuliati Yuliati Yuni Sarah Zikra Yusianda Zuli Meiryanti Zulkarnain Zulkarnain Zulkarnain Zulkarnain