''Migmathelphusa olivacea'' is a
species
A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of
freshwater crab
Around 1,300 species of freshwater crabs are distributed throughout the tropics and subtropics, divided among eight family (biology), families. They show direct development and maternal care of a small number of offspring, in contrast to marine c ...
found in
Lake Poso
Lake Poso () is a lake in Central Sulawesi, Indonesia, and the third-deepest lake in Indonesia.
The town of Pendolo is situated at the southern end of the lake, the town of Tentena is located at the northern end, while a number of smaller v ...
on the Indonesian island of
Sulawesi
Sulawesi ( ), also known as Celebes ( ), is an island in Indonesia. One of the four Greater Sunda Islands, and the List of islands by area, world's 11th-largest island, it is situated east of Borneo, west of the Maluku Islands, and south of Min ...
.
[Chia, Oliver KS, and Peter KL Ng. "The freshwater crabs of Sulawesi, with descriptions of two new genera and four new species (Crustacea: Decapoda: Brachyura: Parathelphusidae)." (2006).] It is the only species in its genus.
[ It is listed by the ]IUCN
The International Union for Conservation of Nature (IUCN) is an international organization working in the field of nature conservation and sustainable use of natural resources. Founded in 1948, IUCN has become the global authority on the status ...
as Endangered
An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, inv ...
, given "its extent of occurrence and area of occupancy is less than ", and its individuals being found in less than five locations. There is also a "decline in the extent and quality of its habitat and it is not found in a protected area". Being found around a lake, "present and future threats to this species include human-induced habitat loss
Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...
/degradation due to population increases and industrial and agrarian development".
References
Further reading
*Schubart, Christoph D., and Peter KL Ng. "A new molluscivore crab from Lake Poso confirms multiple colonization of ancient lakes in Sulawesi by freshwater crabs (Decapoda: Brachyura)." Zoological Journal of the Linnean Society 154.2 (2008): 211-221.
*Poettinger, Theodor, and Christoph D. Schubart. "Molecular diversity of freshwater crabs from Sulawesi and the sequential colonization of ancient lakes." Hydrobiologia 739.1 (2014): 73-84.
*von Rintelen, Thomas, et al. "Aquatic biodiversity hotspots in Wallacea: the species flocks in the ancient lakes of Sulawesi, Indonesia." Biotic evolution and environmental change in southeast Asia. Cambridge University Press, Cambridge (2012): 290-315.
External links
*
WORMS
Gecarcinucidae
Freshwater crustaceans of Asia
Crustaceans of Indonesia
Monotypic decapod genera
Crustaceans described in 2006
{{Eubrachyura-stub