Fig. 1
From: Comparing growth in surface and cave morphs of the species Astyanax mexicanus: insights from scales
Sampling Astyanax mexicanus in the wild. a Map, with cave and surface (river) sampling points indicated as red and blue stars, respectively. Mountains are brown, rivers are blue, and roads are black. City names and state names are indicated. b–f Representative specimens caught in the indicated locations. Total lengths and ages are indicated. All photographs are at the same scale. Scale bar: 1 cm. g Sampling procedure