Table 4. Fish female to male sex ratio (SR) in Ethiopian rivers

Fish species	SR (F:M)	River(s) name	Sources
Bagrus bajad	1:1.14	Gojeb	Mohammed (2014)
Bagrus docmak	1:0.33	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
Clarias gariepinus	1:0.31	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
	1:0.65	Andassa	Aynalem & Mingist (2020)
	1:0.82	Gilgel Abay	Aynalem & Mingist (2020)
Garra dembeensis	1.03:1	Upper Awash River	Temesgen et al. (2023)
Garra quadrimaculata	1.05:1	Upper Awash River	Temesgen et al. (2023)
Labeo forskalii	1:0.96	Beles	Berie (2020)
	1:0.21	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
	1:1.09	Gojeb	Mohammed (2014)
Labeobarbus brevicephalus	1:0.18*	Andassa	Aynalem & Mingist (2020)
	1:0.27*	Gilgel Abay	Aynalem & Mingist (2020)
	1:1.72*	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Labeobarbus crassibarbis	1:0.15	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
	1:0.1*	Andassa	Aynalem & Mingist (2020)
Labeobarbus intermedius	1:0.37*	Andassa	Aynalem & Mingist (2020)
	1:0.34*	Gilgel Abay	Aynalem & Mingist (2020)
	1:0.31	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
	1:0.67	Gilgel Beles	Berie (2020)
	1:1.25	Gilgel Gibe	Mohammed (2014)
	1:0.59	Gojeb	Mohammed (2014)
	1:1.82*	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Labeobarbus nedgia	1:0.2*	Andassa	Aynalem & Mingist (2020)
	1:0.43*	Gilgel Abay	Aynalem & Mingist (2020)
	1:0.72	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
	1:55*	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Labeobarbus megastoma	1:1.5	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Labeobarbus truttiformis	1:3	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Labeobarbus tsanensis	1:1.5	Tributary rivers of Lake Tana	Teshome et al. (2015b)
Mormyrus kannume	1:0.96	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
Oreochromis niloticus	1:0.50	Abbay River, below Tisisat Fall	Awoke et al. (2015b)
Labeobarbus beso	1:0.27*	Andassa	Aynalem & Mingist (2020)
	1:0.37*	Gilgel Abay	Aynalem & Mingist (2020)

Significantly different from the theoretical 1:1 sex ratio (p < 0.05, chi-square test).