Environmental Assessment
Volume B-4.3
Mine
Fish and Aquatic Resources
Ambatovy Project
246
January 2006
Table 4.3-3 Aquatic Invertebrate Taxa Present at the Mine LSA; 2004-2005 Survey
Order
Family
Order
Family
ARHYNCHOBDELLIDA Hirudidae
GASTEROPODA
(a)
Planorbidae
BASOMMATOPHORA
Physidae
Thiaridae
COLEOPTERA
Dryopidae
BIVALVIA
Sphaeriidae
Dysticidae
HEMIPTERA
Aphelocheiridae
Elmidae
Corixidae
Gyrinidae
Gerridae
Helophoridae
Mesoveliidae
Hydraenidae
Naucoridae
Hydrophilidae
Nepidae
DECAPODA
Astacidae
Notonectidae
Atyidae
Veliidae
Grapsidae
LEPIDOPTERA
Pyralidae
Palaemonidae
MEGALOPTERA
Sialidae
Parastacidae
ODONATA
Aeshnidae
Potamonautidae
Calopterygidae
DIPTERA
Athericidae
Coenagrionidae
Ceratopogonidae
Corduliidae
Chironomidae
Gomphidae
Culicidae
Lestidae
Dixidae
Libellulidae
Empididae
Platycnemudidae
Simuliidae
OLIGOCHAETA
Lumbriculidae
Tipulidae
PLECOPTERA
Notonemouridae
EPHEMEROPTERA
Baetidae
TRICHOPTERA
Beraeidae
Caenidae
Ecnomidae
Ephemerellidae
Glossosomatidae
Heptagenidae
Hydropsychidae
Leptophlebidae
Hydroptilidae
Oligoneuridae
Lepidostomatidae
Polymitarcidae
Leptoceridae
Prosopistomatidae
Philopotamidae
GASTEROPODA
(a)
Bithyniidae
Polycentropodidae
Bythinellidae
Psychomyiidae
Hydrobiidae
Sericostomatidae
Lymnaeidae
MERMITHOIDAE
Mermithidae
(a)
Gasteropoda is a class.
Rheoclès alaotrensis
exhibited a relatively wide distribution and moderate
abundance in the mine LSA, It occurred at 2 of 6 and 10 of 16 permanent water
body sites sampled in 1998 and 2004-2005, respectively. Generally, abundance
