Taxonomic review of the genus Johnius (Perciformes: Sciaenidae) from East Malaysian waters, with comments on newly recorded Johnius species Author Hanafi, Norhafiz Department of Oceanography (Marine Biology group), National Sun Yat-sen University, Kaohsiung, Taiwan, R. O. C. Author Chen, Meng-Hsien Department of Oceanography (Marine Biology group), National Sun Yat-sen University, Kaohsiung, Taiwan, R. O. C. & Institute of Marine Ecology and Conservation, National Sun Yat-sen University, Kaohsiung, Taiwan, R. O. C. Author Chang, Chih-Wei Department of Oceanography (Marine Biology group), National Sun Yat-sen University, Kaohsiung, Taiwan, R. O. C. & Marine Ecology and Conservation Research Center, National Academy of Marine Research, Kaohsiung, Taiwan, R. O. C. & National Museum of Marine Biology and Aquarium, and Graduate Institute of Marine Biology, National Dong Hwa University, Pingtung, Taiwan, R. O. C. Author Chao, Ning Labbish National Museum of Marine Biology and Aquarium, and Graduate Institute of Marine Biology, National Dong Hwa University, Pingtung, Taiwan, R. O. C. & Bio-Amazonia Conservation International, Boston, Massachusetts, USA Author Seah, Ying Giat Faculty of Fisheries and Food Science, University Malaysia Terengganu (UMT), Kuala Terengganu, Malaysia & Fish Division, South China Sea Repository and Reference Center, Institute of Oceanography and Environment, University Malaysia Terengganu (UMT), Kuala Terengganu, Malaysia text Zootaxa 2024 2024-12-10 5550 1 85 117 https://doi.org/10.11646/zootaxa.5550.1.11 journal article 306734 10.11646/zootaxa.5550.1.11 0522af6a-1e4c-4918-8940-a921577dee94 1175-5326 14388193 44C6949D-67DE-4C01-ABC8-3FB0F163BF5F

TABLE 8. Morphometric and meristic measurements (expressed as %HL, %SL and %ED) of Johnius trewavasae.

	Sasaki (1992)	Voucher specimen, NMMB-P 37087 (N=4)
		Min	Max	Mean	SD
Standard Length (mm)	110.9	100.0	146.9	117.7
Head Length (mm)	34.4	29.2	44.2	35.6
Eye Diameter (mm)	7.4	6.6	8.8	7.6
Counts
1st dorsal-fin spine	10	10	10	10	0.0
2nd dorsal-fin spine	1	1	1	1	0.0
2nd dorsal-fin soft rays	27	26	31	28	0.0
Anal-fin spine	2	2	2	2	0.0
Anal-fin soft rays	7	7	7	7	0.0
Pectoral-fin rays	17	11	18	16	0.0
Outer gill rakers of 1st arch	15	13	15	14	0.0
upper limb	6	4	6	5	0.0
lower limb	9	8	10	9	0.0
Inner gill rakers of 1st arch	11	10	13	11	0.0
upper limb	3	3	4	3	0.0
lower limb	8	6	9	8	0.0
Pored lateral line scales	51	37	49	47	0.0
Scales above lateral line	6	4	6	5	0.0
Scales below lateral line	9	6	14	10	0.0
Circumpeduncular scales	14	11	17	14	0.0