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The Malili Lake System of central Sulawesi consists of five individual lakes that are, in part, connected by a riverine system. Though, the total extent of endemic biodiversity remains unknown, species radiations are reported for gastropods, sailfin silverside fishes, and diatoms.
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Matano |
Mahalona |
Towuti |
Lontoa |
Masapi |
| Age (my) |
1–2 |
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| Biogeographical area |
Wallacea |
Wallacea |
Wallacea |
Wallacea |
Wallacea |
| Surface area (km2) |
164 |
24.4 |
561.1 |
1.6 |
2.2 |
| Altitude (m a.s.l.) |
382 |
310 |
293 |
586 |
434 |
| Maximum depth (m) |
590 |
73 |
203 |
3 |
4 |
| Mean depth (m) |
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| Catchment area (km2) |
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| Number of species |
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| Number of endemic species |
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| Key endemic taxa |
sailfin silverside fishes, Gastropoda, diatoms |
Suggested readings:
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Bramburger A.J, Haffner G.D., Hamilton P.B., Hinz F., Hehanussa P.E., 2006: An examination of species within the genus Surirella from the Malili Lakes, Sulawesi Island, Indonesia, with descriptions of 11 new taxa. Diatom Research 21: 1-56
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Bramburger A.J., Hamilton P.B., Hehanussa P.E., Haffner G.D., 2008: Processes regulating the community composition and relative abundance of taxa in the diatom communities of the Malili Lakes, Sulawesi Island, Indonesia. Hydrobiologia 615: 215-224
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Glaubrecht, M. & Rintelen, T. v. 2008: The species flocks of lacustrine gastropods: Tylomelania on Sulawesi as models in speciation and adaptive radiation. Hydrobiologia 615: 181-199
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Herder F., Nolte A.W., Pfaender J., Schwarzer J., Hadiaty R.K., Schliewen U.K., 2006: Adaptive radiation and hybridization in Wallace's Dreamponds: evidence from sailfin silversides in the Malili Lakes of Sulawesi. Proceeding of the Royal Society B-Biological Sciences 273: 2209-2217
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Herder, F., Pfaender, J., Schliewen, U.K., 2008: Adaptive sympatric speciation of polychromatic "roundfin" sailfin silverside fish in Lake Matano (Sulawesi). Evolution 62: 2178-2195
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Schubart, C.D., Santl, T., Koller, P., 2008: Mitochondrial patterns of intra- and interspecific differentiation among endemic freshwater crabs of ancient lakes in Sulawesi. Contributions to Zoology 77: 83-90
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Walter, R.P.; Haffner, G.D.; Heath, D.D., 2009: Dispersal and population genetic structure of Telmatherina antoniae, an endemic freshwater Sailfin silverside from Sulawesi, Indonesia. Journal of Evolutionary Biology 22: 314-323
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(click to enlarge)
The Malili lakes harbour different habitats for e.g. trophically adopted Tylomelania snails (photograph: T. v. Rintelen).
(click to enlarge)
Freshwater shrimp species of the Malili Lake System (photograph: C. Luhkaup). |
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