A new freshwater ricefish of genus Oryzias (Teleostei: Adrianichthyidae) from northern Taiwan
Author
Chen, I-Shiung
0000-0002-4190-7720
Institute of Marine Biology, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C. & Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, 202301, Taiwan, R. O. C.
iscfish@gmail.com
Author
Yeh, Ming-Fon
0009-0003-5108-0020
Taiwan Biodiversity Research Institute, 1 Min-Sheng E. Road, Jiji, Nantou 552, Taiwan, ROC.
yeh@tbri.gov.tw
Author
Lai, Hong-Thih
0000-0003-4459-0682
Department and Graduate Institute of Aquatic Biosciences, National Charyi University, No. 300, Xuefu Rd., Luliao Village, Charyi City, 600355, Taiwan, R. O. C.
tylai@mail.ncyu.edu.tw
text
Zootaxa
2025
2025-12-30
5738
1
190
196
https://doi.org/10.11646/zootaxa.5738.1.23
journal article
314556
10.11646/zootaxa.5738.1.23
09baedac-cb4d-4688-a041-f5d02932b5ba
1175-5326
19138495
54711119-AF29-4D98-B502-673A6744B2C6
TABLE 1. Morphometry of Oryzias cabaranensis from Taiwan.| Type | Holotype | Paratype | Paratype | Paratype | Paratype |
|---|
| Sex | Male | Male | Female | Female | Female |
|---|
| Standard length (mm) | 23.6 | 20.9 | 26.8 | 28.6 | 26.2 |
|---|
| % in Standard length |
|---|
| Head length | 21.4 | 22.2 | 22.5 | 22.8 | 24.1 |
|---|
| Body depth at pelvic fin origin | 20.9 | 23.3 | 21.4 | 21 | 21.3 |
|---|
| Body depth at anal fin origin | 20.5 | 21.5 | 17.2 | 17.5 | 17.3 |
|---|
| Body depth | 20.1 | 24.1 | 24 | 21.1 | 22.1 |
|---|
| Caudal peduncle depth | 9.8 | 9.9 | 8.8 | 9.5 | 8.5 |
|---|
| Caudal peduncle length | 17.3 | 15.8 | 17.0 | 18.1 | 14.8 |
|---|
| Height of dorsal fin | 19.0 | 18.1 | 13.6 | 14.6 | 12.3 |
|---|
| Dorsal-fin base | 7.3 | 8.0 | 7.2 | 7.5 | 6.4 |
|---|
| Height of anal fin | 20.1 | 18.5 | 13.0 | 15.6 | 12.1 |
|---|
| Anal-fin base | 20 | 19.0 | 25.5 | 23.4 | 27.0 |
|---|
| Pelvic fin length | 9.9 | 10.3 | 11.1 | 11.8 | 11.2 |
|---|
| Pectoral-fin length | 15.9 | 16.5 | 14.7 | 20.3 | 18.2 |
|---|
| Predorsal length | 74.0 | 67.1 | 76.7 | 77.8 | 78.0 |
|---|
| Preanal length | 55.3 | 59.2 | 59.4 | 59.8 | 58.8 |
|---|
| Prepelvic length | 45.7 | 46.8 | 50.0 | 52.7 | 48.8 |
|---|
| Length from Pectoral fin base to pelvic fin base | 21.1 | 22.2 | 23.2 | 23.8 | 25.4 |
|---|
| Length from dorsal fin base to caudal fin base | 26.8 | 24.8 | 24.0 | 22.6 | 23.2 |
|---|
| % in Head length Head width |
|---|
| Eye diameter | 35.5 | 36.1 | 37.8 | 36.6 | 35.4 |
|---|
| Postorbital length | 45.1 | 48.7 | 44.8 | 49.3 | 47.1 |
|---|
| Snout length | 21.1 | 22.4 | 24.9 | 26.2 | 21.5 |
|---|