Freshwater invertebrates
| Samoa has small numbers of freshwater organisms compared to marine species but is considered to have some undiscovered species, especially crustaceans. | ||
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Scientific: Macrobrachium lar English: Monkey river prawn, Pacific river prawn, etc. Samoan: Ula-vai Notes: In Samoa, we can find this shrimp in almost all rivers, especially in upper stream area. Adult individuals have the defference of body shape, the size of its clows, and body color. It makes you help to identify them male or female. And it's considered they spawn once a year in accordance with the rising river in rainy season. This species is very good for food, and the maximum of their body size reaches 20cm. By the way, this species are cultured in Vanuatu and Wallis-and-Futuna, the countries in the same South Pacific area, with using natural larvae. (Left upper) Female corpse with eggs found in USP campus. (20071212) (Left middle) At Afu Aau waterfall in Palauli, Savaii. Gathering to eat copra. (Left lower) In Magiagi(?). Caught by spear. (Lower left) A cheliped of Magiagi prawn (Lower right) In Puleia, Savai'i 
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Scientific: Machrobrachium australe English: Samoan: Ula-vai Notes: Juvenile in the river in Tafitoala, on the south of Upolu. |
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Scientific: Macrobrachium latimanus English: Samoan: Ula-vai Notes: In Magiagi. |
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Scientific: Macrobrachium gracilirostre English: Samoan: Ula-vai Notes: This species has unique pattern of their body. In Uafato, Upolu. |
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Scientific: Macrobrachium placidulum English: Samoan: Notes: In Uafato, Upolu. |
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Scientific: Atyopsis spinipes English: Samoan: Notes: In Uafato, Upolu. |
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Scientific: English: Samoan: Notes: In Tapatapao, Upolu. These were sampled from soaked bush. May seems to be the spawning season.(20080518) |
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Scientific: English: Samoan: Notes: A kind of diving beetles found in Afulilo dam, eastside of Upolu. Not abundant. body length: 4cm. |
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Scientific: English: Samoan: Notes: A mollusc #1. (Upper) In the river in the Vailima Natural Reserve, Apia. (Lower) Same as above. |
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Scientific: English: Samoan: Notes: A mollusc #2. This can be one of the feed of eels. In Puleia, Savai'i. |
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