
Zainal A. MuchlisinSyiah Kuala University | UNSYIAH · Faculty of Marine and Fisheries
Zainal A. Muchlisin
Ph.D
I am looking for research collaboration in fisheries especially in sperm and embryo preservation & DNA barcoding
About
343
Publications
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Introduction
Dr. Muchlisin is a Professor in Ichthyology. He was graduated in Aquaculture from University of Riau, Indonesia (Bachelor in Aquaculture). He started working for Syiah Kuala University from 1999 to present. Muchlisin was completed his M.Sc & Ph.D Degree from Universiti Sains Malaysia in Aquaculture&Ichthyology, respectively. Muchlisin is a leading scientist in Indonesia, He was recognized as 2% top scientists in the world, and 50 top scientists in Indonesia in 2021.
Additional affiliations
January 1999 - June 2016
April 1999 - present
Education
January 2008 - December 2010
August 2002 - August 2004
Publications
Publications (343)
The motivation behind our study is to identify a robust method to enhance the accuracy of missing data,particularly chlorophyll-a data, which often goes undetected due to various factors. This study analyzeschlorophyll-a concentrations and sea level changes due to tides using three methods: Linear Interpolation,Fillgaps, and Modified Fillgaps. Two...
The technology transfer program for processing Thok fish sausages has been implemented for the fisherwomen in Gampong Neuheun. Based on interviews, the main issues faced are the lack of skills in using materials, tools, and technology for processing Thok fish products. Additionally, the absence of a coordinating business entity for fish processing...
Chue snail, Faunus ater is commonly found on the south-west coast of Aceh. This snail is consumed by the Aceh people and is an important ingredient in the traditional food of the Acehnese. Presently, there is limited information related to chue snails in Aceh waters, including morphological variations and length-weight relationships. These details...
Clarias batrachus is native species from the Clarias genus that has significant economic value in the world, including Indonesia. The genetic relationship between C. batrachus populations in Asia has not been intensively studied. This study used the mitochondrial COI gene as a marker to examine the phylogeography pattern of Clarias batrachus in Ind...
In current study, effects of L-tryptophan (1.0 mM), Ascorbic acid (1.0 mM) and with the combination of L-tryptophan /ascorbic acid (1.0 mM/1.0 mM) on rainbow trout Oncorhynchus mykiss sperm were investigated during short-term storage. Sperm samples were stored at 4°C in extender consisted of 0.3 M glucose, 10% egg yolk and 10% Dimethyl sulfoxide (D...
In recent years, the development and implementation of fish sperm cryopreservation techniques have become a priority. To date, cryopreservation of fish sperm has been reported in over 200 fish species. Sperm cryopreservation is the process of freezing and storing sperm cells at very low temperatures to maintain their viability and fertility for a s...
This study analyzes the sea currents, temperature, and salinity in the Malacca Strait during the northeast (NE) and southwest (SW) monsoons of 2022, represented by monthly average data from the Copernicus Marine Service (CMEMS) data portal for January and July, respectively. Vertical sections are created to visualize the layer structure and variati...
Sperm cryopreservation is a sperm storage method that needs to be developed to ensure the availability of climbing perch fish (Anabas testudineus) sperm considering the difficulty of providing quality broodstock. This study aims to determine the effect of several types and concentrations of cryoprotectants on the DNA integrity of climbing perch fis...
Lutjanus or snappers usually known as economical fish in Indonesia and worldwide. This research aims to observe the different phylogeography correlation of Lutjanus bengalensis in Indonesia Waters and South China Sea used COI gene marker. The primary data collected from fish port Pulo Aceh, Indonesia (5 sequences), while the population of others re...
This study investigates the relationship among chlorophyll-a (Chl-a), sea surface temperature (SST), and sea surface salinity (SSS) in Aceh Waters, Indonesia using data from January and July 2022. Chl-a, SST, and SSS data were retrieved from the Copernicus Marine Environment Monitoring Service (CMEMS) database. Pearson correlation analysis was empl...
Anabas testudineus, the climbing perch, is a valuable and well-liked freshwater fish with significant commercial worth. This fish is found in Indonesia and other parts of Asia. Nonetheless, there hasn't been much research done on the genetic relationships across Asian populations of climbing perch. Thus, the aim of this work was to use the mitochon...
BACKGROUND AND OBJECTIVES: Understanding the correlation between tidal rhythms and marine organism behavior is crucial. This extends beyond fluctuations in chlorophyll a concentrations and includes various biological processes in the marine environment. Awareness is key for a comprehensive perspective on the role of tidal forces, affecting ocean's...
Groupers are among the fish groups that are difficult to recognize due to their high morphological similarities. Therefore, molecular techniques, particularly DNA barcoding, are extensively utilized to differentiate this fish group. This study aimed to analyze and validate six grouper species belonging to the Epinephelidae family that were harveste...
The name Penaeus simplex, given to a new species of prawn species by Tin-Yam Chan, Zainal Abidin Muchlisin, and Amirah Hurzaid (2021) in an article published in Journal of Crustacean Biology (https://doi.org/10.1093/jcbiol/ruaa096) is deemed to be unavailable according to the International Code of Zoological Nomenclature (Code) because that article...
Lutjanus kasmira is one of the snappers occupying and commonly found in the Arabian Sea and the Bengal Strait. The purpose of this study was to examine the comparative phylogeography pattern of Lutjanus kasmira in the Bengal Strait and the Arabian Sea using the mitochondrial COI gene as a marker. The population sampled of Indonesia was taken from f...
Fighting fish Betta dennisyongi is a popular ornamental freshwater fish in Indonesia. Male fighting fish are preferred because the colour pattern and shape of the fins are more attractive so they are more expensive. This study aims to determine the optimum temperature of rearing media water on the male sex ratio and survival rate of fighting fish l...
Walking catfish Clarias batrachus is a freshwaterr fish that has high economic value. Currently, the culture of this local catfish has been initiated in Indonesia, but the breeding technology has not been well developed. Therefore, this study aims to explore the type of natural extender for sperm preservation of local catfish C. batrachus so that i...
The orange-spotted grouper (Epinephelus coioides) is one of the most popular fish in aquaculture due to its high economic value. However, the random occurrence of slow-growing population has led to profit loss. Therefore, transcriptomic analysis was performed to identify the molecular mechanisms involved in driving slow and fast growth, towards add...
Understanding the patterns of genetic diversity of species and precise stock identification are important in fisheries conservation management. However, studies on genetic diversity, connectivity, population structure, and gene flow of groupers within the Indo-Malaya Archipelago (IMA) waters are limited. The objective of the present study was to ex...
BACKGRUND: Goldfish Carassius auratus is a popular ornamental fish extensively cultured worldwide. Sperm cryopreservation is a common fish breeding method that ensures sperm availability around the year. Studies on cryopreservation of goldfish sperm, especially on the suitability of cryoprotectant types and pre-freezing time, are scarcely available...
Beureunut merupakan salah satu desa yang ada di Mukim Lampanah, Kecamatan Seulimeum, Kabupaten Aceh Besar. Desa ini berada dekat dengan pantai dan dialiri oleh sungai yang telah menjadi lokasi penangkaran sidat. Potensi yang dimiliki oleh Desa Beureunut ini dapat menjadi peluang dalam mengembangkan usaha Aquascape. Potensi berupa ikan kecil yang da...
The climbing perch, Anabas testudineus is a freshwater fish that has economic value in Indonesia. It is cultured in the country, but the breeding technology, specifically sperm storage, is not well developed. Sperm cryopreservation is one of the preservation methods that need to be developed to support fish breeding technology. The type of cryoprot...
Dewiyanti I, Darmawi D, Muchlisin ZA, Helmi TZ, Arisa II, Rahmiati R, Destri E, Fanisha S. 2022. Characteristic and activity of cellulolytic bacteria isolated from mangrove soil in Northern Coast of Aceh Province, Indonesia. Biodiversitas 23: 6587-6599. The cellulolytic bacteria as decomposing cellulose bacteria is related to the soil fertility and...
Background:
The cryopreservation of the sperm of the depik fish, Rasbora tawarensis, has previously been developed. However, the quality of the sperm post cryopreservation was not satisfactory and might be improved through the application of antioxidants.
Objective:
To determine the most suitable antioxidant for the cryopreservation of the depik...
BACKGROUND AND OBJECTIVES: This study aimed to investigate the long-term relationship between chlorophyll-a, sea surface temperature (SST), and sea surface salinity (SSS) on a monthly basis from January 2015 to December 2021. It was conducted in the Northern Bay of Bengal, an area that experiences extreme monsoons during the southwest monsoon (June...
Nipa Nypa fruticans grows in estuaries that are affected by sea waters and freshwater. Therefore, the Nipa habitat develops into an area of water mass circulation and becomes rich in nutrients that trigger the growth of phytoplankton as the primary producer in the aquatic ecosystem. This study aimed to examine the species composition and distributi...
Barramundi, Lates calcarifer is one of the commercial fish in Indonesia and other Southeast Asian countries. The species inhabits the coastal waters and is vulnerable to changes in the terrestrial environment due to coastal degradation, pollution, and global warming. The increase in temperature as a consequence of global warming affects the distrib...
Dietary salted by-catches and fish viscera meal mixtures could totally replace fishmeal without negative effect on growth performance of small size (4–25 g) river catfish Hemibagrus nemurus, however, their effects on carcass quality and growth of on-growing river catfish remained uninvestigated. The present study therefore was conducted to assess t...
The principle of sperm preservation is to prolong the viability of spermatozoa by reducing the degree of metabolism during storage at low temperatures, and one method involved was a cryoprotectant as a sperm protector. This study aimed to determine the best type of cryoprotectant for refrigeration storage of goldfish Carrasius auratus sperm. A comp...
Environmental DNA (eDNA) methods are increasingly viewed as alternate or complementary approaches to conventional capture-based surveys for marine conservation and fisheries management purposes, especially at large spatial scales in mega-biodiversity regions such as Indonesia. Decapod crustacean distribution and diversity across Indonesia are still...
Barramundi Lates calcarifer is a high economic value fish in Indonesia and Southeast Asia countries. However, the aquaculture system still experiences problems, including the high cost of production, specifically from feed, which is due to its relatively slow growth and low digestibility. Therefore, this study aims to determine alternative ingredie...
The mahseer or keureling, members of the genus Tor J.E.Gray, 1833 are the commercial freshwater fish. It has potency to be cultivated commercially. Presently, no studies have been conducted on the molecular taxonomy of these fish. Hence, the objectives of the present study were to complement this morphological identification using the DNA barcoding...
Refrigerated preservation is a simple and inexpensive method for the short‐term preservation of fish sperm used in the hatchery. The type of extender is an important factor that determines the nature of the preservation conditions because certain extenders are better suited for preserving sperm obtained from specific species. Therefore, this study...
The influence of the principal lunar semidiurnal tidal constituent M2 is significant in the Malacca Strait, the Andaman Sea, and the Bay of Bengal. However, in the Indian Ocean, due to depth, the influence is not as strong as in those regions. The Western Waters of Aceh are directly adjacent to the Indian Ocean, the Andaman Sea, and the Malacca Str...
Grouper is one of the economically important fish groups in the Simeulue and Banyak Islands. However, data on the diversity of the grouper in this region is still limited. This study aimed to inventory the commercially important grouper in Simeulue and Banyak Islands. Sampling was carried out in April - September 2021 at sixteen locations around Si...
Understanding hydrodynamics in Bay of Bengal (BoB) is crucial because of its connectivity to local extreme weather, ocean fronts, pollutions, and fishing activities. This study aims to describe the hydrodynamics of BoB, including the gyre and the temperature-salinity profile during the monsoon. The research was conducted based on simulating a three...
Betta rubra is an ornamental freshwater fish endemic to northern Sumatra, Indonesia. The B. rubra population has decreased in recent decades, and is classified as an endangered species in the IUCN Red List. This study aims to report for the first time infection by L. cyprinacea in B. rubra harvested from the Aceh Besar region of Indonesia. The fish...
The coral hind grouper (Cephalopholis miniata) is one of the essential
fisheries commodities in Indonesia and the Aceh region. However, scientific
data on its morphometrics and biology are limited. This study aimed to observe
the morphometric, meristic, length frequency distribution, sex ratio, gonad
development stage, gonad somatic index, and...
The current research reports the length-weight relationships (LWRs) and Fulton’s condition factor (K) of three grouper species, namely: areolate grouper (Epinephelus areolatus), blacktip grouper (Epinephelus fasciatus), and honeycomb grouper (Epinephelus merra) harvested in the northern coast of Aceh, Indonesia. The fish samples were gathered from...
The mixed layer depth is directly affected by natural processes in the atmosphere. Mixed layer depth in the Andaman Sea was analyzed based on salinity data from the 3-dimensional model from the Copernicus Marine Environment Monitoring Service. Seasonal signals are formed to identify the number of mixed layer depth seasons in a year. Wind, precipita...
The Betta broodfish supply in Indonesia majorly comes from wild populations and fetches a higher price compared to
hatchery cross-breeds, especially Betta rubra. This condition exerts pressure on the wild populations. Therefore, this study
aims to examine the diversity, distribution, and conservation status of Betta fish species list in the study...
Length-weight relationships and condition factors of Cephalopholis argus harvested in the northern coast Abstract. The peacock hind grouper (Cephalopholis argus) is among several highly exploited grouper fishes globally. Categorized as least concern (LC) in the IUCN, biological data on the species is limited, especially in the Aceh region. This res...
The groupers, locally known as “kerapu” in Indonesia, are commercially valuable fish in Indonesia, including Aceh. The groupers are the first fish family to be plundered in most countries’ fisheries industries. However, the biodiversity information of the groupers fished in Aceh is limited. This study was aimed to inventories the grouper species la...
Cellulolytic bacteria is one of the beneficial bacteria that can found in mangrove ecosystem. The purposes of study were to analyse the cellulolytic index, and to analyse the cellulase activity of bacteria isolated from soil mangrove. Qualitatively, assessment of cellulase activity were carried out at the Microbiology laboratory of Fish Quarantine...
Mahseers (Cyprinidae) is one of the most important freshwater fish in Southeast Asia. This fish is being a consumption fish, ornamental and sport fishing. Mahseers can grow up to more than 30 kg. Therefore, this species is called The King of The River. This paper reviewed some aspects of this interesting fish. A total of 54 papers have been reviewe...
Background:
The cryopreservation of the sperm of the depik fish, Rasbora tawarensis, has previously been developed. However, the quality of the sperm post cryopreservation was not satisfactory and might be improved through the application of antioxidants.
Objective:
To determine the most suitable antioxidant for the cryopreservation of the depik...
Cellulolytic bacteria that produce cellulase enzymes play an essential role in degrading cellulose in their habitat. The presence of cellulolytic bacteria strongly supports the fertility and productivity in mangrove waters. The objectives of the study are to analyze the activity of cellulase enzyme qualitatively through the cellulolytic index and q...
Background: Sperm cells are susceptible to oxidative stress during cryopreservation. Therefore, an antioxidant is necessary to protect them from damages. Fetal bovine serum (FBS) is one of potent antioxidants for fish sperm cryopreservation. Hence, the aims of this study are to examine the effect of FBS on sperm quality after a short period and to...
Species of the genus Betta are very similar morphologically which could lead to inaccuracy in taxonomic identification. Therefore, morphological data should also be complemented with other approaches such as genetics to validate the taxonomic status of member species. The objective of this study was to validate the taxonomic status of the genus Bet...
Information on the embryonic development of fish is important to understand the early life history of fish, this information is useful for fish breeding, especially in crossbreeding and genetic engineering. Therefore, this study aimed to observe the process of embryonic development and the incubation time of climbing perch eggs which were incubated...
The administration of plant extracts to broilers may be a way to mitigate the effects of heat stress. The importance of AQP2 and HSP70 compounds in maintaining the homeostasis of the chicken body when it is subjected to heat stress is well established. This study aims to determine the effect of giving the ethanolic extract of the leaves of Salix te...
The pollution of rivers from human activities such as housing, markets, workshops, transportation, land cultivation, and industry has become an issue. The increasing contribution of heavy metals to pollution in rivers has a direct effect on the metal bioaccumulation in fish. Therefore, this study aimed to examine the concentrations of Cd, Cu, and P...
Indonesia is recognized as one of the territories that have the highest reef fish biodiversity in the world. One of the commercially valuable fish in this area is the groupers (locally name "kerapu"). At least 76 grouper species have been reported in Indonesian waters, with three species were categorized into "vulnerable", five species "Data Defici...
Naleh fish Barbonymus sp. is a commercial freshwater fish, which is indigenous to Aceh, Indonesia. The population of this species has declined over the years as a result of habitat perturbations and overfishing. Hence, the crucial need to develop a cryopreservation method to support breeding programs. This involved the use of a cryoprotectant as an...
The development of tidal turbines continues to be carried out by many researchers, including the incorporation of a control system for optimization purposes. This paper attempts to assess the stability of two mechanical systems in a tidal turbine: a propeller harvesting kinetic energy and a d-q diagram system on a permanent-magnet synchronous gener...
Many members of the mullets (family Mugilidae) are very similar morphologically, hence the possibility of taxonomic misidentification. This study involved the use of skeleton structure to distinguish four species of mullets, including Cremugil crenilabis, Liza macrolepis, Moolgarda engelii, and Mugil cephalus, harvested from Aceh waters, Indonesia....
Naleh fish (Barbonymus sp.) is a native species in Indonesia and reproductive biology is key information to planning a better conservation strategy for this species. Hence, the present study aimed to examine the spawning season, sex ratio, and fecundity of the naleh fish harvested from Nagan Raya District, Aceh Province, Indonesia. Sampling was con...
This research is a preliminary study regarding the extraction of kinetic energy from sea tides in Aceh's waters. Aceh's waters have a reasonably long coastline(>2000 km),which has not been studied and utilized much. The extraction of kinetic energy from ocean tides is based on the speed of currents and turbines. Hydrodynamic verification is based o...
Barramundi (Lates calcarifer) is one of the commercial fish in Indonesia. The phenomenon of climate change due to global warming has affected the life of aquatic biota, including fish. The objectives of the present study were to determine a critical thermal maximum (CTMax) and the behavior of Barramundi (L. calcarifer) due to the increase in water...
BACKGROUND AND OBJECTIVES: El Niño-Southern Oscillation is known to affect the marine and terrestrial environment in Southeast Asia, Australia, northern South America, and southern Africa. There has been much research showing that the effects of El Niño-Southern Oscillation are extensive. In this study, a simulation of an El Niño event is carried o...