scholarly journals Lingkungan Biofisik Hutan Mangrove di Kota Langsa, Aceh

Author(s):  
Iswahyudi Iswahyudi ◽  
Cecep Kusmana ◽  
Aceng Hidayat ◽  
Bambang Pramudya Noorachmat

Mangrove ecosystem is an area that serves as a interface between the land and sea, but at the moment has a lot of damage. The phenomenon of damage to the mangrove forest ecosystem also occurred in Langsa City. This study aims to analyse biophysical conditions of mangrove forest ecosystems in Langsa City. The method used in this study is to combine qualitative and quantitative descriptive approaches. Results of the study show that the area of mangrove forest in the study has increased  as large as 324.29 ha in the period of 6 years (2007-2013). The mangrove flora in Langsa City consist of a group of true mangrove flora and mangrove associates, consisting of 14 families and 25 species. The criticality of mangrove forests in the research location is classified as damaged (1,955.96 ha) and severely damaged (2,556.82 ha).

2021 ◽  
Vol 748 (1) ◽  
pp. 012017
Author(s):  
E Wahyuni ◽  
Zulhafandi ◽  
Hendris ◽  
Jarin

Abstract Mangrove forests are natural resources in coastal areas that have an important role in terms of social, economic and ecological aspects. However, the utilization of the mangrove ecosystem makes it vulnerable to damage. This study aims to determine the level of public knowledge of the economic, ecological benefits and damage that happened to mangrove areas in Tarakan City. The scoring method was used to determine the total score or the total score of the respondents’ answers, which amount to 50 people. that the community’s knowledge of the economic benefits of mangrove forests was categorized as know for the benefits of mangroves as firewood, mangrove areas as a place for settlement, mangroves as a place to get fish and mangrove benefits as aquaculture areas with total scores of 226, 200, 232,230 respectively. However, the level of community knowledge about the benefits of mangroves as a medicinal ingredient obtained a total score of 164, which means the level of community knowledge was in the doubtful category. While the level of community knowledge of the ecological benefits of mangrove forests as coastline guards, sea wave barriers, sea wind protectors, and animal breeding sites were included in the category of “Know” with a total score of 228, 224, 234, 240 respectively, but the level of knowledge The community regarding the benefits of mangroves that can manage household waste was in the “doubtful” category with a total score of 128. The community was aware of the damage to mangrove forest ecosystems caused by garbage, logging / mangroves, expanding aquaculture, settlements and increasing population. with a total score of 234,232, 210,228 and 200 levels of knowledge, respectively, which are included in the “Know” category.


2017 ◽  
Vol 17 (2) ◽  
Author(s):  
Karimah, M. Fahrurrozi

AbstrakTulisan ini menjelaskan tentang peran ekosistem hutan mangrove sebagai habitat untuk organisme laut dengan menggunaan analisis diskriptif. Data diambil dari literatur-literatur terkait yang kemudian didiskripsikan lebih lanjut. Data yang diperoleh menunjukkan bahwa hutan mangrove di Indonesia diperkirakan mencakup area seluas 4,25 juta hektar, hanya sekitar 2% dari seluruh wilayah daratan, namun nilai ekonomi dan lingkungannya tidak boleh di bawah perkiraan, oleh karena itu kehadirannya harus dijaga. Sebagai zona transisi antara ekosistem terestrial dan laut, ekosistem mangrove telah lama dikenal memiliki banyak fungsi dan merupakan penghubung penting dalam menjaga keseimbangan biologis ekosistem pesisir. Ekosistem hutan mangrove merupakan habitat penting bagi organisme laut. Umumnya didominasi oleh moluska dan krustasea. Moluska ini terdiri terutama dari Gastropoda dan selanjutnya didominasi oleh dua keluarga, yaitu Potamidae dan Ellobiidae. Sedangkan untuk krustasea, terutama terdiri dari Brachyura. Beberapa fauna mangrove juga dikenal sebagai bahan habis pakai dan secara ekonomi penting seperti Terebralia palustris, Telescopium telescopium (Gastropoda), Anadara kuno, Coaxans polymesoda, Ostrea cucullata (Bivalvia), dan Scylla serrate, S. olivacea, Portunus pelagicus, Epixanthus dentatus, Labnanium politum (Crustacea).Kata kunci : hutan mangrove, ekosistem mangrove, moluska                                                                     Abstract              This paper describes the role of the mangrove forest ecosystem as a habitat for marine organisms by using descriptive analysis. The data are drawn from related literatures which are further described. The data obtained indicate that mangrove forests in Indonesia are estimated to cover an area of 4.25 million hectares, only about 2% of the entire land area, but its economic and environmental value should not be underestimated, therefore its presence must be maintained. As a transition zone between terrestrial and marine ecosystems, the mangrove ecosystem has long been known to have many functions and is an important link in maintaining the biological balance of coastal ecosystems. The mangrove forest ecosystem is an important habitat for marine organisms. Generally dominated by molluscs and crustaceans. This mollusc consists mainly of Gastropods and is further dominated by two families, namely Potamidae and Ellobiidae. As for crustaceans, mainly consisting of Brachyura. Some mangrove fauna are also known as economical and economically important materials such as Terebralia palustris, Telescopium telescopium (Gastropoda), ancient Anadara, Coaxans polymesoda, Ostrea cucullata (Bivalvia), and Scylla serrate, S. olivacea, Portunus pelagicus, Epixanthus dentatus, Labnanium politic (Crustacea).Keywords: mangrove forest, mangrove ecosystem, mollusk,


2017 ◽  
Vol 17 (2) ◽  
pp. 51 ◽  
Author(s):  
Karimah .

AbstrakTulisan ini menjelaskan tentang peran ekosistem hutan mangrove sebagai habitat untuk organisme laut dengan menggunaan analisis diskriptif. Data diambil dari literatur-literatur terkait yang kemudian didiskripsikan lebih lanjut. Data yang diperoleh menunjukkan bahwa hutan mangrove di Indonesia diperkirakan mencakup area seluas 4,25 juta hektar, hanya sekitar 2% dari seluruh wilayah daratan, namun nilai ekonomi dan lingkungannya tidak boleh di bawah perkiraan, oleh karena itu kehadirannya harus dijaga. Sebagai zona transisi antara ekosistem terestrial dan laut, ekosistem mangrove telah lama dikenal memiliki banyak fungsi dan merupakan penghubung penting dalam menjaga keseimbangan biologis ekosistem pesisir. Ekosistem hutan mangrove merupakan habitat penting bagi organisme laut. Umumnya didominasi oleh moluska dan krustasea. Moluska ini terdiri terutama dari Gastropoda dan selanjutnya didominasi oleh dua keluarga, yaitu Potamidae dan Ellobiidae. Sedangkan untuk krustasea, terutama terdiri dari Brachyura. Beberapa fauna mangrove juga dikenal sebagai bahan habis pakai dan secara ekonomi penting seperti Terebralia palustris, Telescopium telescopium (Gastropoda), Anadara kuno, Coaxans polymesoda, Ostrea cucullata (Bivalvia), dan Scylla serrate, S. olivacea, Portunus pelagicus, Epixanthus dentatus, Labnanium politum (Crustacea).Kata kunci : hutan mangrove, ekosistem mangrove, moluska                                                                     Abstract              This paper describes the role of the mangrove forest ecosystem as a habitat for marine organisms by using descriptive analysis. The data are drawn from related literatures which are further described. The data obtained indicate that mangrove forests in Indonesia are estimated to cover an area of 4.25 million hectares, only about 2% of the entire land area, but its economic and environmental value should not be underestimated, therefore its presence must be maintained. As a transition zone between terrestrial and marine ecosystems, the mangrove ecosystem has long been known to have many functions and is an important link in maintaining the biological balance of coastal ecosystems. The mangrove forest ecosystem is an important habitat for marine organisms. Generally dominated by molluscs and crustaceans. This mollusc consists mainly of Gastropods and is further dominated by two families, namely Potamidae and Ellobiidae. As for crustaceans, mainly consisting of Brachyura. Some mangrove fauna are also known as economical and economically important materials such as Terebralia palustris, Telescopium telescopium (Gastropoda), ancient Anadara, Coaxans polymesoda, Ostrea cucullata (Bivalvia), and Scylla serrate, S. olivacea, Portunus pelagicus, Epixanthus dentatus, Labnanium politic (Crustacea). Keywords: mangrove forest, mangrove ecosystem, mollusk.


Author(s):  
Hamzah Tahang ◽  
Amiluddin Amiluddin ◽  
Faisal Amir ◽  
Firman Firman

This study aims to identify the type and function of ecosystems of mangrove forests, in Sinjai district and calculate the total economic value of mangrove ecosystems. The analytical method used is economic valuation and willingness to pay community. The results showed that species dominating Rhyzopora sp, Avicennia sp Sonneratia sp and Bruguera sp. The direct benefits to the community from mangrove forest in the area of research are firewood, nipa roof, fish and crabs and bats with economic value of Rp 8,598,020,500 with average value per ha 11,343,117. Indirect value consists of wave breaks of Rp 4,480,000,000 or Rp 448,000,000 / year with an estimated life of the building for 10 years and a carbon sequestration benefit of Rp 153,495,000 a year. Benefit value of Rp203, 250 per ha. The result is multiplied by the total area of the existing mangrove forest ecosystem of 758 Ha, with a total value of biodiversity benefits of Rp 154,063,500 per year. The value of the existence benefit of RP 446,260 ha / yr. With a total area of 758 mangroves, the total benefit of the existence of mangrove ecosystems in Kabupatem Sinjai amounted to Rp 338,265,080 / year. The economic benefit value of Total mangrove sinjai is Rp 13,723,844,080 while the total benefit value per ha is Rp 22,816,656 per year.Keywords: Bennefit economic, Mangrove ecosystem, economic valuaition, Sinjai


2019 ◽  
Vol 13 (1) ◽  
pp. 83-98
Author(s):  
Moh Mufid

This article aims to construct ecotourism jurisprudence (fiqh) based on maqāṣid syarī’ah. Management of mangrove ecotourism in Wonorejo Surabaya city uses a conservation and society participation approach to ensure the mangrove forest ecosystem is sustainable. In the perspective of the maqāṣid syarī’ah the management of sustainable ecotourism is in line with the philosophical spirit in the following objectives of Shari’a: (1) ḥifẓ al-māl in the context of mangrove ecotourism to empower local communities in the economic field, (2) ḥifẓ al-bī’ah in the context of mangrove ecotourism requires the protection of ecological aspects, and (3) ḥifẓ al-‘aql in the context of ecotourism functions as a learning medium in the world of science development education. Jurisprudence for ecotourism as an idea that relies on a normative and empirical approach to the utilization of mangrove forests as natural tourism is expected to be able to provide insight to visitors to be eco-friendly. The construction of ecotourism jurisprudence can be formulated by considering the following aspects: the first, the orientation of ecotourism must be built with the aim of preserving the mangrove ecosystem; the second, management of mangrove ecotourism based on an analysis of the benefits of ecological, economic and educational aspects; the third, the development of mangrove ecotourism does not conflict with shari’a principles; the fourth, management of mangrove ecotourism based on the permission of stakeholders; the fifth, community involvement in the preservation of mangrove forest tourism is a collective obligation (farḍu kifāyah).


2019 ◽  
Vol 2 (1) ◽  
pp. 9
Author(s):  
Nurul Azmi

This study aims to determine: 1) The level of society support in the rehabilitation of mangrove forests. 2) Model ofsociety participation in the rehabilitation of mangrove forests. The population in this study was 721 people, a sample was72 people. The sampling technique used is proportional random sampling. Data collection using observation techniques, interviews, and questionnaires. Data analysis using descriptive interpretative. The results showed that the level of knowledge and society support about mangrove forest rehabilitation is good enough. The model of society  participation is that they are directly involved in the rehabilitation of mangrove forest starting from the planning stage, which is to provide aspirations in the form of concepts, ideas. Designing the concept to be implemented. Planting, they participates in the provision of seeds and planting. Establish working groups led by community leaders or chairmen of working groups. Maintenance, participate in mangrove csssare from the re-planting of mangroves that diaman dead and eradicate the pests that attack the mangrove seeds, and finally the Supervision, in this stage  they forbid anyone to remove, cut the mangrove that has been planted. The government also participates in the supervision and make the rule of giving sanctions to those who deliberately destroy the mangrove ecosystem.


2015 ◽  
Vol 5 (2) ◽  
pp. 77-84
Author(s):  
FARIDAH LESTARI ◽  
CECEP KUSMANA

Lestari F, Kusmana C. 2015. The effect of waste on chlorophyll content of leaves and regeneration of mangrove forest at Angke Kapuk Protection Forest, Jakarta. Bonorowo Wetlands 5: 77-84. Mangrove ecosystem is a transition ecosystem between land and sea. Currently the mangrove forests at Angke Kapuk Protection Forest, North Jakarta has been degraded by large amount waste. In connection with this situation, the forest research was carried out with the aim to consider the effect of waste existence on the chlorophyll content of tree’s leaf and the regeneration of mangrove forests in Angke Kapuk Protection Forest. The results showed that the existence of the waste has no effect on the chlorophyll content of leaves, but it has significant by impact on the regeneration of mangrove forest. This is shown with a density of mangrove seedlings in the less waste-occupied mangrove area is bigger than that of medium and high waste-occupied mangrove areas.


2019 ◽  
Vol 14 (1) ◽  
Author(s):  
Komang Iwan Suniada

Study of the function of mangrove forests as a sediment trap has been largely undertaken using field measurement methods, but only a few researches that fully utilize remote sensing data to find out the influence of mangrove forest’s area changes against the Total Suspended Matter (TSM) making this study very interesting and important to do.  This research was conducted in Perancak estuary area which is one of mangrove ecosystem area in Bali besides West Bali National Park, Benoa Forest Park and Nusa Lembongan. The data used to generate TSM information and change of mangrove forest area in this research is medium resolution satellite image data, Landsat.  Tidal data and rainfall data were used as a supporting data. The information of TSM concentration obtained by using Budhiman (2004) algorithm, shows that along with the increasing of mangrove forest area has caused the decreasing of TSM concentration at mouth Perancak river. The decline was caused by sediments trapped and settled around trees or mangrove roots, especially the Rhizophora mangroves. In addition to the increasing of mangrove forest area, the tidal oceanography factor also greatly influences the TSM fluctuation around Perancak river mouth. 


2015 ◽  
Vol 4 (1) ◽  
Author(s):  
Tjut Sugandawaty Djohan

During the 1996 to 1997, large areas of mangrove forest in the Segara Anakan were cleared and converted into intensive shrimp-ponds. After one to two years, these shrimp-ponds failed and were abandoned. These abandoned ponds created large gap areas and canopy gaps, which were colonized by mangrove shrub and liana. The Segara Anakan mangrove also experienced heavy siltation, and there were tree cuttings from the remnant of the mangrove trees. This research aimed to study the colonization of mangrove vegetation at the abandoned-shrimp pond. Vegetation data were collected using rectangular plots of 25 m x 25 m with 4 replicates. The water qualities were also studied. The results revealed that the mangrove forests were composed of two layers: canopy tree and floor-vegetation. The gap areas triggered the pioneer species of mangrove shrubs and liana, Acanthus ilicifolius and Derris heterophylla, to colonize and dominate 100% of the mangrove forest floor. The mangrove trees consisted of natural and planted tree species. The natural trees were Sonneratia alba, Avicennia alba, and saplings of Aegiceras corniculatum, which  varied between 56 – 136, 4, and 4 individuals per ha, respectively. The planted trees were Rhizophora apiculata, which amounted to 4 – 12 individuals per ha, at the island of the ponds. These trees and saplings were entangled by the liana mangrove, which disturbed their growth. The A. ilicifolius and D. heterophylla prevented the mangrove tree propagules to grow, and they colonized and characterized those abandoned shrimp-ponds, which threatened the Segara Anakan mangrove ecosystem. 


2016 ◽  
Vol 7 (2) ◽  
Author(s):  
Fasmi Ahmad

<p><em>Information on condition and biodiversity of mangrove ecosystem to support a sustainable management of mangrove ecosystem is very important in the coastal region of Eti village, Piru Bay, West Seram, Molluccas. The purposes of this study were to determine the condition and biodiversity of mangrove ecosystem in the village of Eti, Gulf Piru. Filed data collection was conducted in November 2010 using the line transect method. The box size along the transects was made in accordance with its purposes such as 10 x 10 m<sup>2</sup> for trees, 5 x 5 m<sup>2</sup> for sapling, and 1 x 1 m<sup>2</sup> for seed. The distance between the box transect was 25 m. Number of individuals of each species were counted and the diameter at the chest-height was also measured. Results showed that sixteen species were found within ten genera. There were 9 species of tree categories, 10 species of sapling categories, and 8 species of seed categories. The highest density and frequency of occurrence for the three categories was represented by <span style="text-decoration: underline;">Rhizophora</span> <span style="text-decoration: underline;">apiculata</span>, while the largest coverage percentage was represented by <span style="text-decoration: underline;">Sonneratia</span> <span style="text-decoration: underline;">alba</span>. The highest important value was also represented by <span style="text-decoration: underline;">Rhizophora</span> <span style="text-decoration: underline;">apiculata</span>. In general, the condition of mangrove forests in the village of Eti, Piru Bay was still relatively good, but the local community was very active to take advantage of these mangrove forests products such as charcoal, fencing, and wood that they sold every week. Therfore, it is necessary for local government efforts to protect the mangrove ecosystem from destructed activities of the local community.</em></p><p><strong><em>Keywords</em></strong><em>: mangrove forest, <span style="text-decoration: underline;">Rhizophora</span> <span style="text-decoration: underline;">apiculata</span>, <span style="text-decoration: underline;">Sonneratia</span> <span style="text-decoration: underline;">alba</span>, Teluk Piru, Molluucas</em></p>


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