J. Tek. Ling Vol.10 No.3 Hal. 297 - 310 Jakarta, Sept 2009 ISSN 1441-318X ETHNOBOTANY STUDY OF SEAWEED DIVERSITY AND ITS UTILIZATION IN WARAMBADI, PANGUHALODO AREAS OF EAST SUMBA DISTRICT Jana Tjahjana Anggadiredja Badan Pengkajian dan Penerapan Teknologi Jln. MH Thamrin No 8, Jakarta 10340 Abstract This paper reports the ethnobotany study of seaweed diversity in Warambadi – Panguhalodo areas of East Sumba District, the island of Sumba. The study recorded 19 genera of 54 species of seaweed, which were utilized as food or edible seaweed. The group consisted of 17 species of green algae, 17 species of red algae, and 20 species of brown algae. The study also reported that 18 genera of 38 species were traditionally utilized for medicinal purposes as herbal medicine. The herbal species consisted of 7 species of green algae, 13 species of red algae, and 18 species of brown algae. Seaweed is traditionally consumed as food in various forms: raw as salad and vegetable, as pickle with sauce of allspice or with vinegar, as relish or sweetened jellies and also cooked for vegetable soup. As herbal medicine seaweed is usually used for traditional cosmetics, as antipyretic and antiseptic, as vermifuges, and treatments for cough and asthma, hemorrhoid, nosebleed and boils, goiter and scrofula, stomach ailments and urinary diseases. Indigenous knowledge on seaweed still exist and are continually employed by people living in particular areas such as the Sumba and Sabu ethnic groups. Yet, the knowledge is gradually decreasing due to localities, socio-economic change and cultural development. Key words: ethnobotany, seaweed diversity, edible, herbal medicine, indigenous knowledge, Sumba and Sabu ethnics 1. INTRODUCTION Local people have been using food. The annual consumption of seaweed seaweed and its extracts as ethnic food. among the Japanese is estimated to as much Extensive use of fresh and dried seaweed by as 1.6 kg (dry weight) per capita4) . coastal population over the world can furnish The food values of seaweed are clues to potential food and other uses of currently reconsidered in the hope of seaweed. The Chinese have used seaweed coping with future food shortages. A variety for both medicine and food since before 2000 of chemical compounds are contained in BC, and estimated that about 100 million jin seaweed, such as carbohydrates, proteins, of fresh and dried seaweed are consumed in salts, vitamins and minerals. Research in China each year (1 jin is equivalent to about natural products of seaweed have made 0.5 kg) 1,2,3). In Japan, more than one hundred significant progress in recent years and species of seaweed are traditionally used as seaweed is able to produce a variety of Ethnobotany Study of Seaweed Diversity...J. Tek. Ling. 10 (3): 297 - 310 297 compounds and some of them possess 2. METHODOLOGY biological activity of potential medicinal Employing an interview method by value 5,6). structured questionnaire the study attempted Indonesians, particularly people to focus on Sumba and Sabu ethnic, the living in the coastal areas have traditionally major ethnic living in the District of Waingapu. utilized several seaweed species as food As comparison, interview on similar subject supplement and herbal medicine. As food, was also conducted among other ethnic (the seaweed is usually consumed in various Javanese, Lomboks, Sumbawas, Minangs forms such as salad, sweetened jellies and and Chinese) in various study sites. other products. Yet, as herbal medicine The study sites covered Kampung they are not recorded in Indonesian herbal Warambadi in Desa Mburukulu, Sub- medicine literature. district of Panguhalodo; Central of Desa The primary purposes of this study Mburukulu, Sub-district of Panguhalodo; were (a) to identify and to evaluate both Central of Melolo Sub-district, and Central edible and herbal medicine seaweed, of Waingapu City, East Sumba District. The (b) to evaluate indigenous knowledge on interviews were focused to 31 respondents seaweed of local people. The study was living along the coastal areas of the study focused on the Warambadi seashore site. The respondents were of Sumba and in the island of Sumba. The shore was Sabu ethnic in Kampung Warambadi, Desa known as an attractive area for seaweed Mburukulu, Panguhalodo Sub-district, diversity and distribution. The people living and East Sumba District. To compare the in the area were Sumba and Sabu ethnic. knowledge of local people, interviews were The results of the study are expected to also conducted among 23 other respondents provide information for future study on from the same ethnicity in the same Sub- natural products of seaweed. The basic district of Panguhalodo. Furthermore, similar of the information and data on Indonesian interviews were also aimed to 21 respondents seaweed species used as food and as of various ethnic in the central part of Melolo herbal medicine were obtained from reports Sub-district and to 20 respondents of of the Siboga Expedition 1899-1900 diverse ethnic in the central part of the city 7,8,9,10,11,12,13,14,15). of Waingapu (Figure 1). Figure 1. Study Site 298 Anggadiredja, J.T., 2009 Descriptive analysis was employed milk or coconut oil was often added for to compare the respondent’s perception taste. They were often accompanied with according to ethnicity and study location. sauce of allspice or with vinegar as a pickle. The numbers of respondent have been taken Some species were cooked in coconut randomly in each study location. To assist milk or coconut water with sugar as relish the interview all identified seaweed species or sweetened jellies. It was also used for which have been collected on Warambadi thickening soups and puddings. seashore were shown to the respondents For centuries, the coastal as a reminder to their habit of using certain communities in many parts of Indonesia species. The exhibit also helped them to have been using seaweed for various recall the species they used and how they medicinal purposes. Yet there is not any used them. literature support to the particular use of 3. RESULTS this herbal medicine. Seaweed as a herbal Previous research in this area medicine was usually used in various ways, explained, about 23 genera of seaweed including traditional cosmetics (skin powder including 79 species growing on Warambadi and refreshing liquid), as antipyretic and seashore have been identified. These are antiseptic compounds, as vermifuges with 37 species of Chlorophyceae (green algae), an anthelmintic property, and as treatment 22 species of Rhodophyceae (red algae) for sunstroke and dropsy, cough and asthma and 20 species of Phaeophyceae (brown as well as hemorrhoid, nosebleed and boils, algae). Local people did not use specific local goiter and scrofula, stomach ailments and name for seaweed species in this area. They urinary diseases. usually used the same local name for several The study also unveiled the species. For example, they called “anggur relationship between indigenous knowledge laut” for all Caulerpa species and they on seaweed among the study sites and called “agar-agar besar” for all Eucheuma ethnicity. Figure 2 and 3 present the species. proportions of the respondents’ knowledge During this study of 55 species on seaweed and in relation to their uses were found and they were used as food and purposes with considering ethnicity and supplement and herbal medicine. This study study location. also reported that of 54 species of seaweed The proportion of respondent who were utilized as food, consisted of 17 species stated that they were familiar with seaweed of green algae, 17 species of red algae and were 81.1% and 75.3% of total respondent 20 species of brown algae (Table1). consumed seaweed d traditionally as food This study also recorded that 38 and/or herbal medicine. species of seaweed were utilized as herbal Figure 4 and 5 describe the medicine. These are consisted of 7 species respondents’ knowledge on agar of green algae, 13 species of red algae, and (extracted compound from agarophytes 18 species of brown algae (Table 2). seaweed) with their uses and purposes As traditional food, seaweed was in relation to ethnicity and study location. consumed in various forms. They were These figures indicate that 50.5% of total consumed raw as fresh salad, boiled or respondent were familiar about agar and dipped into boiling water, or cooked into 33.70% of total respondent consumed various forms as vegetable soup. Coconut agar as food. Ethnobotany Study of Seaweed Diversity...J. Tek. Ling. 10 (3): 297 - 310 299 Table 1. Edible seaweed of Warambadi seashore, Sumba island # Name of Species Utilization Chlorophyceae a).Caulerpa cupressoides (Vahl) C. Agardh, b).Caulerpa lentillifera J. Agardh, c). Caulerpa 1-4 Salad, vegetable soup with or without coconut milk/oil, pickle microphysa (Weber-van Bosse) J. Feldman, d).Caulerpa peltata Lamouroux a).Caulerpa racemosa v. laetevirens (Montagne) Weber-van Bosse, b). Caulerpa racemosa v. 5-8 macrophysa (Kutzing) Taylor, c). Caulerpa racemosa Salad, vegetable soup, pickle v. occidentalis (J. Agardh) Borgesen, d).Caulerpa racemosa v. uvifera (Turner) Weber-van Bosse a). Caulerpa serrulata (Forsskal) J. Agardh, b). 9-11 Caulerpa sertularioides (Gmelin) Howe, c). Caulerpa Salad, vegetable soup with or without coconut milk/oil, pickle taxifolia (Vahl) C. Agardh 12-13 a). Codium arabicum Kutzing, b). Codium edule Silva Salad, vegetable soup with coconut milk/oil, pickle a).Dictyosphaeria cavernosa (Forsskal) Borgesen, 14-15 Salad, vegetable soup with or without coconut milk/oil, pickle b).Dictyosphaeria Versluysii Weber-van Bosse 16 Ulva lactuca Linnaeus Salad, vegetable soup with coconut milk/oil, pickle 17 Valonia aegagropila C. Agardh Salad, vegetable soup, pickle Rhodophyceae 1 Acanthophora specifera (Vahl) Borgesen Pickle, salad a). Corallopsis salicornia J. Agardh, b).Corallopsis 2-3 Salad, vegetable soup with or without coconut milk/oil, pickle urvillae J. Agardh Eucheuma denticulatum (N. L. Burman) Collins & Sweetened jellies with or without coconut milk, salad, pickle, 4 Hervey vegetable soup, material for carrageenan a). Eucheuma edule J. Agardh, b). Eucheuma Sweetened jellies with or without coconut milk, material for 5-6 gelatinae J. Agardh carrageenan Eucheuma isiforme (C. Agardh) J. Agardh, 2). Sweetened jellies with or without coconut milk, pickle, material 7 Eucheuma serra J. Agardh for carrageenan a). Gracilaria arcuata Zanardini, b). Gracilaria gigas Sweetened jellies with or without coconut milk, pickle, 8-9 Harvey vegetable soup, material for agar Sweetened jellies with or without coconut milk, salad, pickle, 10 Gracilaria gigas Harvey vegetable soup, material for agar Sweetened jellies with or without coconut milk, salad, pickle, 11 Gracilaria coronopifolia J. Agardh material for agar 12 Hypnea cervicornis J. Agardh Sweetened jellies with or without coconut milk, pickle 13 Hypnea musciformis (Wulfen) Lamouroux Sweetened jellies with or without coconut milk, vegetable soup Sweetened jellies with, salad, pickle, vegetable soup, material 14 Kappaphycus alvarezii Doty for carrageenan Sweetened jellies with or without coconut milk, salad, pickle, 15 Kappaphycus striatum (Schmitz) Doty material for carrageenan 16 Laurencia Obtusa (Hudson) Lamouroux Salad, vegetable soup Sweetened jellies with or without coconut milk, material for 17 Meristotheca papulosa (Montagne) J. Agardh agar Phaeophyceae 1 Ascophyllum sp. Stackhouse Sweetened jellies a). Dictyota bartayresii Lamouroux, b). Dictyota 2-8 cervicornis (Kutzing) Sonder,c). Dictyota ciliolata Kutzing, d). Dictyota crenulata J. Agardh, e). Dictyota Salad dichotoma (Hudson) Lamouroux, f). Dictyota divaricata Lamouroux, g). Hydroclathrus clathratus (Bory) Howe. a).Padina australis Hauck, b).Padina japonica Vegetable soup, sweetened jellies 9-10 Borgesen a). Sargassum crassifolium J. Agardh, b). Sargassum cristaefolium C. Agardh, c). Sargassum echinocarpum J. Agardh, d). Sargassum hemiphyllum (Turner) C. young thallus for salad and vegetable soup with coconut milk, 11-17 Agardh, e). Sargassum polyphyllum J. Agardh, f). sweetened jellies, material for alginate Sargassum siliquosum J. Agardh, g). Sargassum ilicifolium (Turner) C. Agardh 1). Turbinaria conoides (J. Agardh) Kutzing, 2). 21-20 Turbinaria decurens Bory de Saint-Vincent, 3). young thallus for salad and vegetable soup with coconut milk Turbinaria ornata (Turner) J. Agardh 300 Anggadiredja, J.T., 2009 Table 2. Herbal medicine seaweed of Warambadi seashore, Sumba island # Name of Species Utilization Chlorophyceae Antipyretics, treatments for cough, antiseptic, 1 Chaetomorpha linum (Muller) Kutzing traditional cosmetics (refreshing liquid & skin powder) a). Codium arabicum Kutzing,b). Codium 2-3 Vermifuges, treatments for urinary diseases edule Silva a). Dictyosphaeria cavernosa (Forsskal) 4-5 Borgesen, b). Dictyosphaeria Versluysii Vermifuges Weber-van Bosse Antipyretic and refreshing liquid, treatments for 6 Ulva lactuca Linnaeus boils, dropsy, urinary diseases, nose-bleeds Antiseptic, treatments for cough and boils, 7 Valonia aegagropila C. Agardh refreshing liquid Rhodophyceae Treatments for goiter and scrofula and urinary 1 Acanthophora specifera (Vahl) Borgesen diseases a). Corallopsis salicornia J. Agardh, b). Treatments for goiter and scrofula, cough and 2-3 Corallopsis urvillae J. Agardh asthma a). Eucheuma edule J. Agardh, Treatments for goiter and scrofula, cough, asthma, 4-5 b). Eucheuma gelatinae J. Agardh stomach- ailment, haemorrhoids Treatments for goiter and scrofula, cough, asthma, 6 Eucheuma serra J. Agardh stomach- ailment and urinary diseases Treatments for goiter and scrofula, urinary 7 Gracilaria arcuata Zanardini diseases, and stomach ailment Treatments for goiter and scrofula, stomach- 8 Gracilaria gigas Harvey ailment and urinary diseases Treatments for goiter and scrofula, cough, stomach- 9 Gracilaria coronopifolia J. Agardh ailment, urinary diseases, haemorrhoids Antipyretics, antiseptic, vermifuges, traditional 10 Hypnea cervicornis J. Agardh cosmetics (refreshing liquid) Hypnea musciformis (Wulfen) Antipyretics, antiseptic, traditional cosmetics 11 Lamouroux (refreshing liquid) 12 Laurencia Obtusa (Hudson) Lamouroux Antiseptic, treatment for stomach ailment Meristotheca papulosa (Montagne) J. 13 Treatments for goiter and scrofula, haemorrhoids Agardh Phaeophyceae Vermifuges, treatments for goiter and scrofula, 1 Ascophyllum sp. Stackhouse stomach ailment, laxative a). Dictyota cervicornis (Kutzing) Sonder, b). Dictyota ciliolata Kutzing,c). Dictyota 2-5 Treatments for goiter and scrofula dichotoma (Hudson) Lamouroux, d). Dictyota divaricata Lamouroux 6 Hydroclathrus clathratus (Bory) Howe Treatments for goiter and scrofula, vermifuges 7 Padina australis Hauck Treatments for goiter and scrofula # Name of Species Utilization 8 Padina japonica Borgesen Treatments for goiter and scrofula Antipyretic, refreshing liquid, treatments for urinary 9 Sargassum crassifolium J. Agardh diseases, goiter and scrofula 10 Sargassum cristaefolium C. Agardh Treatments for goiter and scrofula Antipyretic, refreshing liquid, treatments for goiter 11 Sargassum echinocarpum J. Agardh and scrofula Sargassum hemiphyllum (Turner) C. 12 Treatments for goiter and scrofula, refreshing liquid Agardh a). Sargassum polyphyllum J. Agardh, Antipyretic, refreshing liquid, treatments for goiter 13-14 b). Sargassum siliquosum J. Agardh and scrofula 15 Sargassum ilicifolium (Turner) C. Agardh Treatment for goiter and scrofula Antipyretic, treatments for urinary diseases, goiter 16 Turbinaria conoides (J. Agardh) Kutzing and scrofula, stomach ailment Turbinaria decurens Bory de Saint- 17 Treatments for goiter and scrofula, refreshing liquid Vincent Antipyretic, treatments for goiter and scrofula, 18 Turbinaria ornata (Turner) J. Agardh stomach ailment Ethnobotany Study of Seaweed Diversity...J. Tek. Ling. 10 (3): 297 - 310 301 Familiar Not Familiar Familiar Not Familiar TOTAL 50,5% 49,5% TOTAL 81,1% 18,9% Ethnic Group - Sumba and Sabu 35,2% 64,8% Ethnic Group - Others 95,8% Ethnic Group - Sumba and Sabu 100,0% 4,2% Kampung Warambadi, Desa Mburukulu, Panguhalodo Sub-district 16,1% 83,9% Ethnic Group - Others 25,0% 75,0% - Sumba & Sabu Central of Desa Mburukulu, Panguhalodo Sub-district - Sumba & 34,8% 65,2% Kampung Warambadi, Desa Mburukulu, Sabu 100,0% Panguhalodo Sub-district - Sumba & Sabu Central of Melolo Sub-district - Sumba & Sabu 58,3% 41,7% Central of Desa Mburukulu, Panguhalodo 100,0% Sub-district - Sumba & Sabu Central of Melolo Sub-district - Others 90,0% Central of Melolo Sub-district - Sumba & 10,0% 100,0% Sabu Central of Waingapu District - Sumba & Sabu 100,0% Central of Melolo Sub-district - Others 44,4% 55,6% Central of Waingapu District - Others 100,0% Central of Waingapu District - Sumba & 100,0% 0% 20% 40% 60% 80% 100% Sabu Central of Waingapu District - Figure 4. Indigenous knowledge of the local 13,3% 86,7% Others peoples on extract of seaweed 0% 20% 40% 60% 80%100% Yes No Figure 2. Indigenous knowledge of the TOTAL 33,7% 66,3% local peoples on seaweed Ethnic Group - Sumba and Sabu 16,9% 83,1% As food & medicine Only as food Do not Consume Ethnic Group - Others 83,3% 16,7% TOTAL 67,5% 24,7% 7,8% Kampung Warambadi, Desa Mburukulu, Ethnic Group - Sumba and Sabu 73,2% 19,7% Panguhalodo Sub-district - Sumba & Sabu 3,2% 96,8% Ethnic Group - Others 16,7% 83,3% Central Soufb -Ddiesstaric tM - bSuurumkbualu ,& P Saanbguuhalodo 87,0% 13,0% PKaanmguphuanlogd Wo Saruabm-dbisatdrii,c tD -e Ssau mMbbau ru& kSualub,u 100,0% Central of Melolo Sub-district - Sumba & Sabu 33,3% 66,7% Central Souf b -dDiesstrai c tM -b Suurumkubalu ,& P Saanbguuhalodo 17,4%21,7% Central of Melolo SSaubbu-district - Sumba & 50,0% Central of Melolo Sub-district - Others 77,8% 22,2% Central of Melolo Sub-district - Others 25,0% 75,0% Central of WaingaSpaub uDistrict - Sumba & 80,0% 20,0% Central of WaingaSpaub Duistrict - Sumba & 20,0% 60,0% Central of Waingapu District - Others 86,7% Central of WOatihnegraspu District - 100,0% 13,3% 0% 20% 40% 60% 80% 100 0% 20% 40% 60% 80% 100% % Figure 3. The local peoples consumed Figure 5. The local peoples consumed seaweed the extract of seaweed 302 Anggadiredja, J.T., 2009 Table 3. Comparison of useful seaweed species Anggadiredja Heyne Tondo Zaneveld Anggadiredja Name of Species (Warambadi) (1922) (1926) (1955) (1992) A B C D E F Chlorophyceae Acetabularia mayor X X X Caulerpa crasa X X Caulerpa cupressoides X Caulerpa javanica X X Caulerpa lentillifera X Caulerpa microphysa X Caulerpa peltata X X X X X Caulerpa racemosa X X X Caulerpa racemosa v. clavifera X Caulerpa racemosa v. laetevirens X X X X X Caulerpa racemosa v. macrophysa X Caulerpa racemosa v. occidentalis X Caulerpa racemosa v. plavifera X X Caulerpa racemosa v. uvifera X X X Caulerpa serrulata X X X Caulerpa sertularioides X X X Caulerpa taxifolia X Chaetomorpha linum X Codium arabicum X Codium edule X Codium tenue X X Codium tomentosum X X X X Dictyosphaeria cavernosa X Dictyosphaeria versluysii X Enteromorpha compressa X X Enteromorpha intestinalis X X Enteromorpha prolifera X X Ulva lactuca X X X Valonia aegagropila X Rhodophyceae Acanthophora specifera X X X X X Bostrychia radicans X X Caloglosa leprieurii X X Caloglosa adnata X X Catenella impudica X X Catenella nipae X X Ethnobotany Study of Seaweed Diversity...J. Tek. Ling. 10 (3): 297 - 310 303 Corallopsis minor X Corallopsis salicornia X X X X X Corallopsis urvillae X Eucheuma denticulatum X X X Eucheuma edule X X X Eucheuma gelatinae X X X X Eucheuma horridum X X X Eucheuma isiforme X Eucheuma muricatum X X Eucheuma serra X X X X Gelidiopsis rigida X X Gelidium amansii X X Gelidium rigidum X X Gelidium latifolium X X Gracilaria arcuata X X X Gracilaria blodgettii X X Gracilaria confervoides X X Gracilaria crasa X X Gracilaria coronopifolia X Gracilaria eucheumoides X X Gracilaria gigas X X Gracilaria lichenoides X X X X Gracilaria taenioides X X X X Gracilaria verucosa X Grateloupia filicina X X Gymnogongrus javanicus X X Halymenia durvilliae X X Hypnea cenomyce X X X Hypnea cervicornis X X X X X Hypnea divaricata X X Hypnea musciformis X X X Kappaphycus alvarezii X X Kappaphycus striatum X Laurencia obtusa X X X Mastocarpus klenzeanus X Meristotheca papulosa X Porphyra atropurpurae X X Rhodymenia palmata X X Sarcodia montagneana X X X X Phaeophyceae Ascophyllum sp. X Chnoospora pacifica X 304 Anggadiredja, J.T., 2009 Dictyota apiculata X X Dictyota bartayresii X Dictyota cervicornis X Dictyota ciliolata X Dictyota crenulata X Dictyota dichotoma X Dictyota divaricata X Hydroclathrus clathratus X X X Padina australis X X X Padina japonica X Sargassum aquifolium X X X Sargassum crassifolium X Sargassum cristaefolium X Sargassum echinocarpum X Sargassum granuliferum X Sargassum hemiphyllum X Sargassum ilicifolium X Sargassum polycystum X X X Sargassum polyphyllum X Sargassum siliquosum X X X Sargassum sp. X Turbinaria conoides X X X X Turbinaria decurens X Turbinaria ornata X X X X Turbinaria sp. X 4. DISCUSSION red algae and 15 species of brown algae. During the 1899-1900 Siboga This table also describes the dependency Expedition, approximately 782 species of respondents to the proximity of related of Indonesian seaweed were collected species that grew nearby. It was also unveiled and identified. Sixty-one species have that the availability of several species such been utilized traditionally by Indonesians, as Caulerpa, Sargassum, Eucheuma and particularly by the people living along Dictyota in Warambadi has made them the the coastal areas, either or both as food favorite use for food. Similar case was found in supplement or herbal medicine 7-15). East Java in which the abundance of species Table 3 describes the comparison of of Gracilaria, Gelidium and Gelidiopsis have seaweed species used as food and herbal also brought them to become the favorite medicine found during the present study uses for food in sweetened jellies form. was in accordance to those of Heyne, Tondo, Moreover, the tendency of using seaweed Zaneveld and Anggadiredja. This particular among local people also depended upon table shows those 32 species of 55 species of ethnic food habit in terms of traditional food. useful seaweed which growing on Warambadi In Kampung Warambadi, for example, the seashore is new recorded if compared favorite food was lawar (pickle) and many to others studies. These are consisted of seaweed species were traditionally suitable 12 species of green algae, 5 species of to make lawar. On the contrary, among the Ethnobotany Study of Seaweed Diversity...J. Tek. Ling. 10 (3): 297 - 310 305 habits of the communities living in the coastal Warambadi traditionally consumed seaweed area of Lombok Island, many species of as both food and medicine. In central of Desa seaweed were eaten as salad after plunged Mburukulu, 78.3% consumed seaweed as into boiling water and mixed with shredded food and herbal medicine including 17.4% coconut and sauce of allspice, and they were consumed only as food. In central of Melolo called urap. sub-district, 50% of Sumba and Sabu ethnic 4.1. Indigenous knowledge on consumed seaweed as both food and herbal seaweed medicine, and in central of Waingapu district, only 40% consumed seaweed as food and The amalgam of Sumba and Sabu herbal medicine including 20% consumed ethnic groups for more than five generation it as food only. These figures showed that has made it difficult to distinguish their physical the closer the proximity to the central town, appearance, particularly among the societies indigenous knowledge on seaweed of along the coastal areas. Therefore, for the particular ethnic groups including the use purpose of the study the Sumba and Sabu of the knowledge itself was decreasing. ethnic were considered as one ethnic group. By contrast the knowledge on seaweed All of the Sumba and Sabu ethnic product such as agar and its use was fading (100%) were familiar with seaweed, and away as the distance from the central town 80.3% of Sumba and Sabu ethnic groups increased. Information and education level, consumed seaweed traditionally, both as which influenced economic and socio- food and/or herbal medicine. From them only culture condition, which further affected the 35.2% were familiar with agar and only 16.9% consumption pattern of food and medicine, consumed its compound. The proportion of may cause this particular phenomenon. other ethnic groups (the Javanese, Lomboks, 4.2. Edible seaweed Sumbawas, Minangs and Chinese) was 25.3% from total respondent, and 25.0% of The favorite use of seaweed was lawar them were familiar with seaweed including (pickle). Lawar was prepared by washing the 16.7% of them who consumed seaweed as seaweed stems first, and then cut them up food only. This study also recorded that 95.8% into fragments for species with big thallus of other ethnic groups were familiar with agar. and they were mixed with vinegar and sauce From this percentage 83.33% consumed its of all¬spice or soya-bean sauce. Seaweed compound. These data also indicated that species that were prepared for pickle were although Sumba and Sabu ethnic possess Caulerpa, Codium, Dictyosphaeria, Ulva indigenous knowledge on seaweed, not and Valonia of green algae; Acanthophora, all of them consumed it. They knew about Corallopsis, Eucheuma, Gracilaria, Hypnea seaweed, how and for what purposes they and Kappaphycus of red algae; Dictyota and were used for, but only few of them were Hydroclathrus of brown algae. familiar with agar as seaweed product. On Caulerpa, Codium, Dictyosphaeria, the contrary, only few of other ethnic groups Ulva and Valonia of green algae; possess indigenous knowledge on seaweed. Acanthophora, Corallopsis, Gracilaria, Instead, they were quite familiar with agar. Hypnea, Kappaphycus and Laurencia of Relationship on indigenous knowledge red algae; Dictyota, Hydroclathrus, Padina, on seaweed according to ethnicity and the Sargassum and Turbinaria of brown algae study localities was shown in Figure 2 and were eaten raw as salad after plunged 3. This figure showed that all of Sumba and into boiling water for a few minutes. Those Sabu ethnic living in all of four study sites seaweed species were used for vegetable knew about seaweed (100%), although they soup by cooking with or without coconut milk did not all consume seaweed. All (100%) of or oil and sauce of allspice were the favorite Sumba and Sabu ethnic living in Kampung for particular ethnic groups. 306 Anggadiredja, J.T., 2009
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