diff --git a/slides/dogfish-rpr-slides.Rmd b/slides/dogfish-rpr-slides.Rmd
index ad6d518..526e224 100644
--- a/slides/dogfish-rpr-slides.Rmd
+++ b/slides/dogfish-rpr-slides.Rmd
@@ -1350,7 +1350,7 @@ But modelled time-varying natural mortality, e.g. from changes to predation
 
 Unclear how plausible these modelled changes in natural mortality are
 
-Dogfish "integrate" over many years of environmental condition (Taylor and Galluci 2009)
+Old Dogfish have lived through ("integrate over") many years of environmental conditions (Taylor and Galluci 2009) 
 
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 #  Environmentally driven movement?