Aquatic macroinvertebrates of Nee Soon 
77 
N 
Upper Pejrce Map data cj 2017 Google 
Sefetar Res*' 
springiear ivaiure raw tj 
28 
Diptera 
• 20D 
• 400 
0 wo 
0 TOO 
0 1000 
0 1200 
Fig. 2. Distribution and abundance of order Diptera in the Nee Soon drainage. Solid circles 
indicate sites where representatives were collected and circle sizes are proportionate to 
abundance/numbers of individuals captured as reflected in the accompanying legend. 
in the northeastern part of the Nee Soon drainage, with more than 1,300 specimens 
recorded in a single site (site 32) (Fig. 2). 
Order Coleoptera 
The order Coleoptera, also known as the beetles, is probably the most speciose order 
of eukaryotic organisms in the world. Almost all beetles possess elytra or wing-cases, 
a hardened first set of wings designed to protect the more delicate second set of wings 
from damage (Romoser & Stoffolano, 1994). In total, 12 families of beetles were 
found in the Nee Soon freshwater swamp forest throughout this study. In many aquatic 
species of beetle, both the larval and the adult stages are aquatic, unlike many other 
insect orders which only have aquatic larval stages (Yule & Yong, 2004). In the Nee 
