. Bulletin of the United States Fish Commission. Fisheries -- United States; Fish-culture -- United States. Fio. 2.—Typical scale of Lake Huron whiteflsh (Cortgonus cliipenformis, Mitchill) from East Tawas, Mich. Length of fish, 197 millimeters; capturei October 22, 1917. L-L, length of scale; F, focus; C, circuli; .!, annulus of first winter; AK, anterolateral ridges; PR, postero- lateral ridges; dorsal, ventral, anterior, and caudal border and area. X25. r;G. 3.—Scale of Lake Huron henius (i. urUdi) taken October 22. 1919, at Uuck Isle (Lake Huron). Length, 232 millimeters. Female. .\ge VI (

---

. Bulletin of the United States Fish Commission. Fisheries -- United States; Fish-culture -- United States. Fio. 2.—Typical scale of Lake Huron whiteflsh (Cortgonus cliipenformis, Mitchill) from East Tawas, Mich. Length of fish, 197 millimeters; capturei October 22, 1917. L-L, length of scale; F, focus; C, circuli; .!, annulus of first winter; AK, anterolateral ridges; PR, postero- lateral ridges; dorsal, ventral, anterior, and caudal border and area. X25. r;G. 3.—Scale of Lake Huron henius (i. urUdi) taken October 22. 1919, at Uuck Isle (Lake Huron). Length, 232 millimeters. Female. .\ge VI (?). Scale shows a regenerated focus. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States Fish Commission. Washington, The Commission, Govt. Print. Off

---

Size: 1723px × 1451px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., book, bookcentury1900, bookcollectionbiodiversity, bookdecade1920