A Trends in visual census counts of Cambarus sheltae at Shelta Cave from 1968–2021, with B trends during the study of Cooper (1975) and C since 1985 also visualized. Note that the scale on the x-axis differs for B and C.

  Part of: Dooley KE, Niemiller KDK, Sturm N, Niemiller ML (2022) Rediscovery and phylogenetic analysis of the Shelta Cave Crayfish (Orconectes sheltae Cooper & Cooper, 1997), a decapod (Decapoda, Cambaridae) endemic to Shelta Cave in northern Alabama, USA. Subterranean Biology 43: 11-31. https://doi.org/10.3897/subtbiol.43.79993