Taxonomy of the Speckled Dace Species Complex (Cypriniformes: Leuciscidae, Rhinichthys) in California, USA
Author
Moyle, Peter B.
Center for Watershed Sciences & Department of Wildlife, Fish and Conservation Biology, University of California, 425 LaRue Road, Davis CA 95626 USA.
Author
Buckmaster, Nicholas
California Department of Fish & Wildlife, 787 Main Street, Bishop, CA 93514 USA. Nick. buckmaster @ wildlife. ca. gov Department of Animal Science, University of California, Davis, 1 Shields Avenue, Davis CA 95616 USA. syxsu @ ucdavis. edu Corresponding author. pbmoyle @ ucdavis. edu; https: // orcid. org / 0000 - 0002 - 4825 - 4865
Author
Su, Yingxin
0000-0002-4825-4865
pbmoyle@ucdavis.edu
text
Zootaxa
2023
2023-03-06
5249
5
501
539
http://dx.doi.org/10.11646/zootaxa.5249.5.1
journal article
57003
10.11646/zootaxa.5249.5.1
444d9f6a-2172-41ec-913f-a1e196a42a84
1175-5326
7701357
F146B808-9D5B-477F-9E73-09A8DFDBFA31
TABLE 2. Mean, mode, and range of meristic counts on Santa Ana, Sacramento, Lahontan and Colorado basin populations of Speckled Dace, from Cornelius (1969). The Sacramento fish were from coastal streams just north of the Los Angeles Basin (Santa Maria, San Luis Obispo, Salinas). LL is lateral line.| Character | Number | Mean | Mode | Range |
|---|
| Lateral lines scales |
|---|
| Santa Ana | 156 | 74.3 | 76 | 64–82 |
|---|
| Sacramento | 123 | 69.7 | 72 | 54–82 |
|---|
| Lahontan | 17 | 68.4 | 72 | 60–77 |
|---|
| Colorado | 7 | 68.7 | 72 | 62–74 |
|---|
| Scales above LL |
|---|
| Santa Ana | 105 | 15.9 | 15 | 12–20 |
|---|
| Sacramento | 124 | 16.4 | 16 | 12–20 |
|---|
| Lahontan | 20 | 14.1 | 15 | 10–21 |
|---|
| Colorado | 5 | 15.8 | 15 | 15–17 |
|---|
| Scales below LL |
|---|
| Santa Ana | 106 | 12.8 | 13 | 11–16 |
|---|
| Sacramento | 121 | 14.2 | 14 | 10–19 |
|---|
| Lahontan | 19 | 12.8 | 13 | 11–16 |
|---|
| Colorado | 7 | 12.3 | 13 | 11–16 |
|---|
| Vertebrae |
|---|
| Santa Ana | 111 | 35.8 | 36 | 34–37 |
|---|
| Sacramento | 99 | 37.1 | 36 | 34–39 |
|---|
| Lahontan | 17 | 36.0 | 36 | 35–38 |
|---|
| Colorado | 10 | 36.5 | 36/37 | 35–38 |
|---|
| Dorsal-fin rays |
|---|
| Santa Ana | 99 | 8.0 | 8 | 7–9 |
|---|
| Sacramento | 112 | 8.1 | 8 | 7–9 |
|---|
| Lahontan | 20 | 7.9 | 8 | 7–8 |
|---|
| Colorado | 7 | 8.0 | 8 | 8 |
|---|
| Anal-fin rays | | | | |
|---|
| Santa Ana | 99 | 7.1 | 7 | 5–8 |
|---|
| Sacramento | 129 | 7.1 | 7 | 5–8 |
|---|
| Lahontan | 20 | 7.1 | 7 | 7–8 |
|---|
| Colorado | 7 | 7.0 | 7 | 7 |
|---|
| Pectoral-fin rays |
|---|
| Santa Ana | 110 | 15.1 | 15 | 14–16 |
|---|
| Sacramento | 121 | 14.4 | 14 | 12–16 |
|---|
| Lahontan | 20 | 15.0 | 14 | 12–15 |
|---|
| Colorado | 7 | 13.4 | 13 | 12–15 |
|---|
| Pelvic-fin-rays |
|---|
| Santa Ana | 110 | 8.0 | 8 | 6–9 |
|---|
| Sacramento | 126 | 8.0 | 8 | 7–9 |
|---|
| Lahontan | 18 | 8.0 | 8 | 7–9 |
|---|
| Colorado | 7 | 7.8 | 8 | 7–8 |
|---|
| Caudal-fin rays |
|---|
| Santa Ana | 113 | 18.8 | 19 | 16–20 |
|---|
| Sacramento | 160 | 19.0 | 19 | 17–20 |
|---|
| Lahontan | 14 | 17.5 | 19 | 16–20 |
|---|
| Colorado | 7 | 18.7 | 19 | 18–19 |
|---|