Diversity and Distribution of Aquatic Insects in Streams of the Mae Klong Watershed, Western Thailand

Table 1

The composition and total abundance of aquatic insect communities in Mae Klong Watershed.

Taxa	Abbv.	PK1	PK2	KY1	KY2	UL1	UL2
Ephemeroptera
Pothamanthidae	Potha	1	1		1	1	7
Oligoneuriidae	Oligo		2	1			1
Caenidae	Caeni	5	1	3	4	1	7
Heptageniidae	Hepta	88	266	91	110	79	113
Leptophlebiidae	Leptp	247	218	58	40	65	76
Ephemerellidae	Ephem	20	97	17	50	20	94
Neoephemeridae	Neoep		1	6	8
Ephemeridae	Ephee	2			9		5
Baetidae	Baeti	57	118	75	41	33	51
Prosopistomatidae	Proso				2
Odonata
Lestidae	Lesti		26	8
Chlorocyphidae	Chlor	24	8	6	15	3	4
Protoneuridae	Proto	53	61	58	9	9	8
Gomphidae	Gomph	43	33	15	59	20	37
Libellulidae	Libel	20	26	16	9	4	19
Euphaeidae	Eupha	29	14	31	34	14	28
Corduliidae	Cordu	42	31	68	20	12	32
Aeshnidae	Aeshn		1			1	1
Platycnemididae	Platy	12	1	1	3	3	2
Coenagrionidae	Coena	62	39	53	24	8
Calopterygidae	Calop	16	20	46	4	13	2
Plecoptera
Perlidae	Perli	60	99	63	39	75	130
Peltoperlidae	Pelto	3	22			21	1
Nemouridae	Nemou	1
Hemiptera
Aphelocheiridae	Aphel	13	15	32	33	4	28
Gerridae	Gerri	69	128	50	52	24	40
Veliidae	Velii	19	10	23	13	3	16
Nepidae	Nepid	13	16	15	12	1	4
Hydrometridae	Hydrm	1	1				2
Helotrephidae	Helot	24	17	12	1	9	10
Naucoridae	Nauco	125	289	171	52	63	262
Pleidae	Pleid	13	1	2		5
Notonectidae	Noton	6	2
Micronectidae	Micro				1		5
Coleoptera
Noteridae	Noter			1
Hydrophilidae	Hydrp	12	8	8	10	19	3
Hydraenidae	Hydra	2	1	1			4
Gyrinidae	Gyrin	17	12	21	19	4	75
Elmidae	Elmid	79	29	91	46	299	50
Psephenidae	Pseph	23	9	26	20	9	12
Dytiscidae	Dytis			10	41	9	3
Scirtidae	Scirt			5
Megaloptera
Corydalidae	Coryd	6	6	10		3	9
Lepidoptera
Pyralidae	Pyral	2	5	4	3		15
Trichoptera
Polycentropodidae	Polyc	2
Hydroptilidae	Hydrt	1					1
Odontoceridae	Odont	1		30	8	1	52
Leptoceridae	Lepto	6		4	5	1	8
Calamoceratidae	Calam	6	8	76	145	26	60
Hydropsychidae	Hydrs	727	809	522	130	96	578
Helicopsychidae	Helic		2	324	91
Philopotamidae	Philo	4	2	37	13		2
Lepidostomatidae	Lepid			1	2		5
Goeridae	Goeri			3			1
Diptera
Athericidae	Ather	2		1	1		5
Tipulidae	Tipul	12	16	3	4	3	15
Simuliidae	Simul	21	195	34	5	3	23
Tabanidae	Taban	4		6	2	1	5
Ceratopogonidae	Cerat	1		1	1		7
Stratiomyidae	Strat	5
Culicidae	Culic		3		3	1
Psychodidae	Psych	6	2
Sciomyzidae	Sciom					1
Chironomidae	Chiro	47	55	62	40	2	50
Abundance		2,054	2,726	2,202	1,234	969	1,968
Richness		50	46	49	46	41	49
Evenness		0.685	0.684	0.754	0.836	0.712	0.712
Shannon-Wiener diversity		2.68	2.62	2.934	3.2	2.643	2.771
Simson’s diversity index		0.8461	0.8709	0.9031	0.9441	0.8683	0.8775