Movie 1
Adult sh3pxd2bΔ/Δ fish develop fibrosis in their fins, affecting their swimming pattern. One-year-old sh3pxd2bΔ/Δ males (A) and females (B) develop gradually worsening fibrosis in the pectoral, dorsal, and anal fins, and the flank between the latter two fins, impairing movement of the affected fins.