Investigation of otolith asymmetry in  and  (Perciformes: Mullidae) from Egypt’s Hurghada fishing harbour on the Red Sea

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Investigation of otolith asymmetry in Mulloidichthys flavolineatus and Parupeneus forsskali (Perciformes: Mullidae) from Egypt’s Hurghada fishing harbour on the Red Sea

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Character	CV_a²	N	Character means	% of individuals with asymmetry
Species
Mulloidichthys flavolineatus
Otolith length	23.37	316	3.61 ± 0.43	96
Otolith height	23.01	316	2.59 ± 0.35	92
Otolith mass	0.2413	316	0.0045 ± 0.11	66
Parupeneus forsskali
Otolith length	33.74	204	3.30 ± 0.22	90
Otolith height	34.81	204	2.11 ± 0.16	93
Otolith mass	0.305	204	0.0031 ± 0.21	64

Character	CV_a²	N	Character mean	% Of individuals with asymmetry
Mulloidichthys flavolineatus
Otolith length
101 – 150	23.25	16	3.60 ± 0.32	75
151 – 200	23.43	152	3.59 ± 0.14	99
201 – 250	23.74	116	3.58 ± 0.21	93
251 – 300	23.95	24	3.49 ± 0.75	100
301 – 350	23.98	8	3.57 ± 0.31	100
Otolith height
101 – 150	21.15	16	3.57 ± 0.11	63
151 – 200	21.46	152	3.49 ± 0.16	96
201 – 250	21.79	116	3.59 ± 0.15	90
251 – 300	21.85	24	3.52 ± 0.23	100
301 – 350	21.99	8	3.55 ± 0.22	100
Otolith mass
101 – 150	0.2410	16	0.0045 ± 0.25	50
151 – 200	0.2418	152	0.0043 ± 0.40	74
201 – 250	0.2425	116	0.0041 ± 0.27	64
251 – 300	0.2432	24	0.0038 ± 0.42	25
301 – 350	0.2487	8	0.0037 ± 0.33	100
Parupeneus forsskali
Otolith length
101 – 150	33.72	16	3.28 ± 0.14	50
151 – 200	33.85	138	3.29 ± 0.13	94
201 – 250	33.87	44	3.27 ± 0.22	92
251 – 300	33.99	6	3.26 ± 0.23	100
Otolith height
101 – 150	32.79	16	2.10 ± 0.11	63
151 – 200	32.85	138	2.09 ± 0.19	94
201 – 250	32.93	44	2.07 ± 0.18	96
251 – 300	32.98	6	2.08 ± 0.13	100
Otolith mass
101 – 150	0.3041	16	0.0031 ± 0.02	38
151 – 200	0.3047	138	0.0030 ± 0.08	65
201 – 250	0.3068	44	0.0029 ± 0.06	64
251 – 300	0.3086	6	0.0028 ± 0.05	100