diff --git a/species_data.py b/species_data.py
index bd4290d1364b6e8a200911f99b4e0adc0641a197..32244b0c97344e6acff9b79f1e81eb0a84bf5266 100644
--- a/species_data.py
+++ b/species_data.py
@@ -15,6 +15,7 @@ def clean_string(string):
             .replace(" ", "_") \
             .replace("-", "_") \
             .replace(".", "_") \
+            .replace("#", "_") \
             .replace("(", "") \
             .replace(")", "") \
             .replace("'", "")\