Comparing growth in surface and cave morphs of the species Astyanax mexicanus: insights from scales

Table 1 Sampling in various cavefish and surface fish localities, as well as in the laboratory facility, to deduce age/size relationships

Origin	Population	Number of fish sampled	Number of fish analyzed	TL (cm) min–max	Age (months) min–max	Water temperature
Caves, wild-caught	Pachón cavefish	69	55	2.6–6.5	24–60	24.3–24.5 °C
	Tinaja cavefish	12	12	3.0–8.5	36–108	23.2 °C
	Subterráneo cavefish	26	13	4.0–7.5	36–60	23.7–23.7 °C
Rivers, wild-caught	Arroyo Lagarto surface fish	39	37	3.5–7.9	36–72	25 °C
Rivers, wild-caught	Rio Gallinas surface fish	44	42	2.8–6.1	24–60	25–25.3 °C
Laboratory-reared	Texas Surface fish	227	227	0.5–9.5	1–89	26 °C
Laboratory-reared	Pachón cavefish	165	165	0.6–10.0	1–88	23 °C

ISSN: 2041-9139