A great read for all you poly enthusiasts. Paper from John Samuel Budgett was published in 1901. It's just crazy how old and detailed all his info is, and not much research 116 year later. Highly recommend to look at this. Enjoy
On the breeding-habits of some West-African fishes, with an account of the external features in development of Protopterus annectens, and a description of the larva of Polypterus lapradei
http://biostor.org/reference/66141
note: page 115, 116, 117, 118, & 134 apply to polys. PDF attached
On the breeding-habits of some West-African fishes, with an account of the external features in development of Protopterus annectens, and a description of the larva of Polypterus lapradei
http://biostor.org/reference/66141
note: page 115, 116, 117, 118, & 134 apply to polys. PDF attached