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United Nations Environment Programme | ![]() |
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| World Conservation Monitoring Centre | ||||||||||
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World
Heritage Sites
Brief Description: These six national parks along the 1,600 kilometre length of eastern Madagascar represent the relics of northern, central and southern rainforests critically important for maintaining the ecological processes necessary for the survival of Madagascar's unique biodiversity. They display notable examples of evolving ecological systems in an area which for 60 million years has developed in isolation some of the world's most diverse, rare and threatened biological communities. 2,598 species in 166 families and 1,039 genera, 97 of which are endemic, are found there. They contain two-thirds of the island's mammals and 25 species of lemur. COUNTRY Republic of Madagascar NAME Forêts Humides de l'Atsinanana (Rainforests of the Atsinanana) NATURAL WORLD HERITAGE SERIAL SITE IUCN MANAGEMENT CATEGORY BIOGEOGRAPHICAL PROVINCE GEOGRAPHICAL LOCATION DATES AND HISTORY OF ESTABLISHMENT
AREA The existing total area of the 6 sites is 479,660.5 ha (Nomination document, 2007). Each site has a 2.5 km buffer zone, the area of which is excluded from the totals given.
LAND TENURE ALTITUDE PHYSICAL FEATURES Marojejy is largely a sculpted granite massif with sharp peaks rising to 2,132m above narrow valleys and extensive lowland, mid-level and montane forests. It has a diversity of high-level habitats, with many microclimatic variations. Its uplands, as with all the other sites, are the source of many steep streams and rivers important to surrounding farmlands. As with most of the other sites, its soils are red-yellow and ferralitic, and in the mountains, sandy and infertile lithosols. Masoala is Madagascar's largest protected area and its most important for endemic species, with wide expanses of lowland and coastal forests. The uneven topography is divided between the granite backbone of the Masoala peninsula, reaching to 1,000m, parallel ranges of lower hills inland, and a lowland beside the wide Bay of Antongil of marshes with hydromorphic soils, 3-5m dunes and cultivated alluvial plains. The Park has three small outliers of coastal forest in the east with sandy and rocky beaches, and a marine site with coral reefs at Tambolo on the west of the peninsula. Zahamena has broken undulating terrain on gneiss, quartzite and amphibolite basement rocks and very little flat land. Its 400 to 1,600m altitudinal range covers a wide range of habitats. Ranomafana is a composite of three subsites in a very dissected hilly landscape with marshes, formerly rice paddies, hot springs and narrow steepsided valleys. Its soils are ferralitic, generally acidic, infertile and erodible except on lower slopes. Andringitra lies on a very ancient gneiss and granite plateau. Half is open grassland with giant granite domes, sharp ridges, narrow valleys, gorges and mountains where the climate is temperate; Pic Boby (2,658m) and Pic Bory (2,630m) are the highest peaks. This spectacular massif is flanked by steep slopes except to the south. Andohahela comprises three different ecosystems: rainforests at varying levels, a montane area, and a fringe of open wooded savanna on its western foothill edge. Folded basement schists are penetrated by the granite ridges of the Anosyenne mountains which form a barrier between the east coast and the lands in their rain shadow. The mountains, with escarpment-enclosed valleys, reach to 1,972m, and have acid ferralitic clays. To their west are dry ferruginous soils covered by open woodland and savanna. The combination of different altitudes, climates and soils, create the great ecological variety of this site. CLIMATE VEGETATION The principal rainforest types of Antsinanana are coastal rainforest to 400m, represented in Masoala NP (~18% of the total nominated area); dense lowland rain forest between 400 and 6-800m depending on locality, in Marojejy, Masoala, Zahamena, Befotaka-Midongy and Andohahela Parks (~18.5% of the total); dense mid-level grading to montane rainforest between 800 and 1,300m, found in all the parks (approximately 48% of the total); lower sclerophyllous montane forest between 1,300 and 2,000m, in Marojejy, Andringitra and Andohahela Parks (~15.5% of the total); with ericoid montane thickets on summits above 1,800-2,000m, also in Marojejy, Andringitra and Andohahela Parks. There is a little transitional and dry forest in Andohahela and small areas of swamp vegetation in Ranomafana. With altitude and its cooler and wetter climate the canopy height is lower, becomes less stratified and harbors more epiphytes, bryophytes and lichens; the herb layer is also richer. The coastal forest, being accessible and protected only in parts, is the most threatened by encroachment. The lowland forest is the most diverse but is under-represented and also much threatened by encroachment. The mid-level forest is well represented but a little less vulnerable to the same pressures. The montane rainforests where pandanus and bamboo flourish, and the open grazed areas, are subject to fires as well as encroachment. The other vegetation types are rarer but often not well conserved. Marojejy is 92% dense rainforest, the only large massif in Madagascar where most of the forest remains intact. It may in the past have been a climatic refugium. Its three main ecosystems are dense evergreen lowland rainforest, much of it secondary, dense mid-level rainforest and dense stunted montane forest (in this case, cloud forest), a pattern typical of nearly all the sites. Above about 2,000m there is a well-preserved area of ericoid montane bush with some peat bogs. The lowland forest is formed predominantly of species of Dalbergia, Diospyros, Ocotea, Symphonia and Tambourissa, with giant bamboo Ochlandra sp.,Albizia, Brochoneura acuminata and 25-30m emergents of Canarium sp. It has more than 50 species of palms, 6 being endemic, and 305 species of fern, 6 also endemic. Masoala is also one of the largest remaining natural forests in the country, very rich in globally threatened species. It covers two-thirds of the Masoala peninsula which alone has 2,000 species. Its dense lowland rainforest is the largest remaining in the country and grades continuously from coastal and flooded lowland forests to over 1,200m. This forest is the most biodiverse with over 1,100 species of plants in 100 families and 400 genera. Its emergent trees can reach 50m. 15 out of 20 species of the island's palms are found only there. 155 pteridophytes in 50 genera comprise 27% of Madagascar's ferns and it is a centre for their dispersal. Among the endangered palms are Leptolena masaoalensis (CR), Marojejya darianii (CR), Voanioala gerardi (CR), Asteropeia multiflora (EN), A. matrambody (EN), A. rhopaloides (EN), Lemurophoenix halleuxii (EN); the pitcher plant Nepenthes masaoalensis (EN) also grows there. Even the disturbed coastal forests have 394 species, including many rare salt- and cyclone-tolerant trees and 7 species of mangrove. The marine reserve has coral reef and many species of alga. The two dominant ecosystems of Zahamena are the dense evergreen forest, lowland, mid-level and high-level, to 1,200m; and its streams and marshes. The highest vegetation includes montane sclerophylls, ericaceous brush and grassy savanna. Nearly all the evergreen woody plants of Madagascar grow there: 511 species, 85% being endemic, 151 pteridophytes, 60 orchids, 22 palms and 10 pandanus species. The lowland forest is dominated by species of Tambourissa, Weinmannia, Diospyros, Ravensara and Dalbergia. The montane forest is dominated by Podocarpaceae, Cunoniaceae and Pandanaceae and the thickets by tree ferns Cyathea spp., Asteraceae, Ericaceae, Podocarpaceae, Rhamnaceae and Rubiaceae. The palms include Asteropeia multiflora (EN), A. rhopaloides (EN) and Leptolaena abrahami (EN). Ranomafana is also predominantly dense lowland, mid-level and sclerophyllous forest with bamboo between 1.200-1,300m, part of a much fragmented and degraded central plateau vegetation. Both the bamboo and the lowland forest are being encroached on. There is also an area of flooded valleys and swamp forest, coveted for rice cultivation, containing rare species including Leptolaena abrahami (EN). Andringitra, owing to its altitudinal range, has highly diverse habitats: dense lowland forest, and mid-level rainforest dominated by species of Podocarpus, Weinmannia, Pandanus and tree ferns Cyathea. It is rich in orchids, bryophytes, lichens, ferns and palms, including Asteropeia amblyocarpa (CR) and A. labatii (EN). At high-level are Podocarpus, stunted sclerophyll forests, dry river-bank xerophytes, dense ericaceous and myrtillaceous bush with many orchids and some peatbogs, shrubby prairies and high-grass savanna. The prairies are dense grassland with sedges and semi-woody herbs, maintained in the past by fire to improve the grazing. Rocky area vegetation includes species of Philippia, Aloe, Pachypodium, Kalanchoe and Liliaceae. With Andohahela the many habitats and the extreme contrast between the wet and dry sides of the Park, with the transition between them, make the site of great scientific interest. Dense lowland, mid-level and high-level rainforests characterise the humid slopes, dominated by Tambourissa, Symphonia and Dalbergia spp. The palm Asteropeia amblyocarpa (CR) occurs, also tree ferns Cyathea spp and orchids. The drier slopes and small area of lower land on limestone and laterite to the west is spiny bush, dominated by savanna with drought-adapted plants. FAUNA Mammals: Many animals disappeared after man's arrival some 2,500 years ago and the island no longer has large herbivores or carnivores though it does harbor 101 terrestrial mammals, nearly all endemic, and the world's largest number of endangered primates. 74 of the country's 155 endemic species (excluding bats) have been found in the 6 sites, 28 being on the 2006 global Red list and 12 which are known only from a particular protected area. These include 28 species of lemurs in five endemic families, which total a quarter of the world's primate species. 19 of these are unique to the 6 sites. These also harbor 9 small native carnivores, 17 species of rodents and 23 species of shrew-like tenrecs. Country-wide there are at least 300 species of amphibians, 90% being endemic and 346 species of reptiles, also 90% endemic. 150 endemic species of amphibians and reptiles have been recorded in the 6 sites. 140 species of fish, 93 being endemic, are found mostly in the eastern highland and lowland rainforests and nowhere else. 173 species of birds have been reported for the 6 rainforest sites, 3 families and 45 species being endemic, 18 red-listed. This is 83% of the breeding population of 209 species, 61% of the 283 total. Zahamena is especially rich because of its range of altitudes and habitats. Totals of 3 animal classes are listed below:
* limited inventory # excluding bats Marojejy has an exceptionally rich herpetofauna, 33% of the country's total. 20 of its 74 amphibians and 28 of its 73 reptiles are found in no other park, as are four of its mammals. Among its 36 mammal species are 10 lemurs, including the golden and greater bamboo lemurs Hapalemur aureus (CR) and H. simus (CR), the silky lemur Propithecus candidus (EN), the aye-aye Daubentonia madagascariensis (EN) and the hairy-eared dwarf lemur Alloceba trichotis (EN). Another endangered animal is a large cat-like viverrid, the Malagasy civet or fossa Cryptoprocta ferox (EN). One rare rodent Voalavo gymnocaudus, is endemic to the mountain. Among 96 species of birds of which 63 are endemic, are the recently rediscovered Madagascar serpent-eagle Eutriorchis astur (EN) and Madagascar red owl Tyto soumagnei (EN). In all, 52 species are unique to Marojejy. Masoala, with its large area and marine parks, holds over 50% of Madagascar's animal species and is the only one of these sites large enough to ensure the long-term viability of its wildlife populations. Its 38 mammals include 13 species of lemur, 7 carnivores (6 being endemic), 9 rodents, including the Malagasy mongoose Eupleres goudotii (EN), 10 insectivores,14 bats, and several cetaceans. Four species do not occur elsewhere in the 6 sites. Among the lemurs are the ruffed lemur (red form) Varecia variegata (EN), aye-aye (EN) and hairy-eared dwarf lemur (EN). The marine mammals recorded include humpback and southern right whales Megaptera novaeangliae (VU) and Eubalaena australis, bottlenose and spinner dolphins Tursiops aduncus, Stenella longirostris and dugong Dugong dugon (VU). Amongst its 41 reptile and 65 amphibian species, 10 and 19 species respectively are endemic. One is the rare frog Mantidactylus madecassus (EN). There are 5 species of marine turtle: leatherback Dermochelys coriacea (CR), hawksbill Eretmochelys imbricata (CR), green Chelonia mydas (EN) loggerhead Caretta caretta (EN) and olive ridley Lepidochelys olivacea (EN). There are 111 species of terrestrial birds (60 endemic) including the Madagascar pond heron Ardeola idae (EN), serpent-eagle (EN) and red owl (EN). 23 freshwater fish and 346 marine fish species are recorded and 600 species of reef fish are estimated by one source. There are also 46 coral and 78 mollusc species. 95% of the wildlife of Zahamena is characteristic of its region. It has 34 species of mammal, 3 being endemic, among them 13 lemurs: indri Indri indri (EN), diademed sifaka Propithecus diadema (EN), ruffed lemur (EN), here in a black form, also the fossa (EN) and Malagasy mongoose (EN). Meller's duck Anas melleri (EN), serpent-eagle (EN) and red owl (EN) are three of 112 bird species 67 of which are endemic. There are 18 amphibians and 33 reptiles, 5 and 1 species respectively being endemic, one a rare gecko Paroedura masobe. 425 species of insects have been identified, supporting the large populations of insectivores; and 29 species of freshwater fish. Ranomafana would be an important link in any future protected rainforest corridor. Among its 38 mammals are both golden (CR) and greater bamboo (CR) lemurs, red-ruffed (EN), here in a white form, and Edwards' diademed lemurs (EN), grey bamboo lemur Hapalemur griseus, white-collared lemur Eulemur albicollaris and aye-aye (EN); also the Malagasy mongoose (CR), fossa (EN) and an aquatic tenrec, Limnogale mergulus. Among 113 bird species (64 endemic) are Meller's duck (EN) and the rediscovered marsh-living slender-billed flufftail Sarothrura watersi (EN). There are also 30 reptiles (5 being endemic) and 54 amphibian species including Bernhard's frog Mantella bernhardi(EN) among 11 species unknown outside the site. Andringitra, another area considered to have been a climatic refugium, is a major centre of endemism, very rich in mammals and herpetofauna, supporting about 50% of the country's mammals excepting bats, 88 being endemic. The 47 mammals include 14 lemurs, 8 carnivores, 9 rodents and 16 insectivores, 90% being endemic. It harbors both golden (CR) and greater bamboo lemurs (CR), the aye-aye (EN), indri (EN), diademed sifaka (EN), red-ruffed lemur (EN) and white-collared lemur; also the fossa (EN) and Malagasy mongoose (CR). Of its 62 amphibian and 38 reptile species, which include the golden frog (CR), 29 do not occur in the other parks. Meller's duck (EN) is one of its 112 recorded bird species (65 endemic). The variety of Andohahela's habitats is reflected in a varied fauna. Among its 33 mammals, 2 are endemic. There are 15 lemur species including grey bamboo lemur and aye-aye (EN); four others are not found elsewhere. The 12 other mammals include fossa (EN) and Malagasy mongoose (CR). Of 30 reptiles and 34 amphibia, 33 species do not occur in any of the other parks and include the amphibians Anodonthyla rouxi(EN) and Madacassophryne trubae (EN), radiated turtle Geochelone radiata (VU) and the geckos Parageyhira gabriellae, Uroplatus malhelo and U. malama. Of over 110 species of birds, 87 are found in the mountain forest of the east, 57 being endemic, and 83 in the drier west, 31 being endemic. The Madagascar pond heron (EN) occurs. CULTURAL HERITAGE LOCAL HUMAN POPULATION VISITORS AND VISITOR FACILITIES SCIENTIFIC RESEARCH AND FACILITIES CONSERVATION VALUE CONSERVATION MANAGEMENT In 2001 the Protected Area Plan (Plan de Gestion des Aires Protégées, Plan GRAP) was adopted and in 2002 a management code, the Conservation Management Plan was drawn up on this basis. It was guided by The Nature Conservancy's '5S improved' model, with principles and measures for the protection and use of all the sites as one system. This provided for eco-tourism, research and environmental education, public awareness and sustainable development in the buffer zones, and for a system of periodic evaluation of management effectiveness based on the WCPA system. Indicators for monitoring the state of conservation, evaluated over one or five year periods, are the levels of natural vegetation cover and habitat loss, the level of threat, and the abundance of key species. But extended funding was blocked for reasons of state and 700 employees were let go, although World Heritage sites were prioritised. After the Durban World Congress on Parks in 2003, and the announcement of the 'Durban Vision' for protected area expansion, by the President, residents and neighboring communities were allowed some use of their local protected area once again, under regulation. The object of the measure was to ensure the viability of the sites in the long term. The sites are also seen as the cores of a future system of extended sites and protected corridors. At present they comprise about 28% of Madagascar's protected areas, and about 46% of the ecoregion's protected land. Each park has an excellent and up-to-date management plan describing the present condition of the parks and detailing methods for maintaining, improving and evaluating them. Since 2004, these have been synthesised by PNM-ANGAP into a common Action Plan. Within the buffer zone around each park, PNM-ANGAP can regulate certain activities which impinge on the park, and wider protective zones may be established in the near future. Each park has a management committee which includes representatives from the local people, and many communities have local surveillance committees which help in protecting their area. Monitoring of rare species, logging, resource-collection, edge conditions, and management effectiveness will all be done. MANAGEMENT CONSTRAINTS In Marojejy the forest is relatively untouched but subject to local tree-cutting clearing near villages. Masoala was in good condition in 2002 except for clearing and infringements along its borders, its palm groves which are raided for fibre, and the coral reefs which are overfished and damaged by the fishing methods used. Cyclones and fires caused by drought and clearance for grazing are also destructive and their frequency may increase with changing climate.The southwest quarter of Zahamena is quite infiltrated and the government's aim to remove settlement from the parks may be difficult there. Ranomafana is split by a main road. The local townsmen benefit from tourism, but the peasants resent being denied use of the forest: the lowland areas are under pressure for rice cultivation and the western side for bamboo-cutting and the taking of crayfish. In Andringitra the local people are hostile. It is subject to most of the pressures plus fire in the open half of the park, which is traditionally grazed. There is also a high number of invasive exotics, but the higher forest is intact. The interior of Andohahela is in good condition, and the summits, though cleared by past fires, are even protected by tabus. The park is well received by local decision makers, but several pressures remain: clearing and lemur-hunting in the east, fires, clearing and overgrazing on the dry western margin. COMPARISON WITH SIMILAR SITES Although they are relatively unremarkable for their numbers of mammals and birds, the nominated sites have high and very varied scenic quality and are exceptional for the variety of their ecological regimes, their large numbers of endemic families, genera and species, especially the lemurs, and for the high numbers of rare, threatened and endemic species of reptiles and amphibians. STAFF BUDGET LOCAL ADDRESSES REFERENCES European Association of Zoos and Aquaria (EAZA) (2006). Madagascar. (www.eaza.net/campaigns/campaigns1.html
Hilton-Taylor, C.(compiler) (2006).IUCN Red List. Of Threatened Species. IUCN,Gland/Cambridge UK. Ministère de l'Environnement, Eaux et Forêts
Raxworthy, C. (2003). Introduction to the Reptiles. In Goodman,S. & Benstead, J. (eds).The Natural History of Madagascar, Chicago University Press, Chicago and London. DATE July 2007 |
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