TABLE 1. List of Turkish basins with their respective areas, number of main streams, lakes, and the ratios of reported chironomid taxa per basin.

No.	Basin	Basin area (km2)	Number of major stream and creeks	Number of lake, pond and dam	Ratio of reported sp. (%)
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1	Meriç-Ergene	14560	4	37	9.68
2	Marmara	24100	7	40	9.33
3	Susurluk	23399	26	37	0.79
4	North Aegean	10003	11	11	4.15
5	Gediz	18000	26	11	8.05
6	Ķç̧k Menderes	6907	13	10	1.73
7	B̧y̧k Menderes	24976	14	48	4.79
8	West Mediterranean	20953	8	23	1.78
9	Antalya	19577	10	20	1.83
10	Burdur Lakes District	6374	10	11	3.16
11	Akarçay	7605	6	11	0.30
12	Sakarya	58160	16	58	8.20
13	West Black Sea	29598	13	22	3.36
14	Yeşilırmak	36114	8	40	0.94
15	Kızılırmak	78180	10	71	1.28
16	Konya Endorheic	53850	8	34	0.84
17	East Mediterranean	22048	11	11	0.79
18	Seyhan	20450	7	18	0.10
19	Asi	7796	11	7	5.68
20	Ceyhan	21982	14	22	5.23
21	Fırat	127304	6	22	9.09
22	East Black Sea	24077	15	6	2.72
23	Çoruh	19872	11	13	0.10
24	Aras	27548	11	14	1.53
25	Van Lake Endorheic	19405	10	16	5.38
26	Dicle	57614	6	39	9.19