Fig 1.
The tiger shrimp Alpheus bellulus near a burrow entrance in an experimental tank.
Fig 2.
Schematic diagram of an experimental tank.
The left and right panels show top and side views, respectively.
Fig 3.
Cross section of an Alpheus bellulus burrow imaged by X-ray computed tomography.
The blue shaded region in the right-hand panel shows the location of the burrow.
Fig 4.
Measurements of burrow length and depth from computed tomography images.
The left-hand and right-hand panels show top and side views, respectively. The asterisks show the burrow apertures.
Fig 5.
Changes in burrow morphology over time.
Panels show the following: (A) Individual A, (B) Individual B, (C) Individual C, (D) Individual D, and (E) Individual E.
Fig 6.
Changes in burrow surface area, volume, and depth over time.
Panels show: (A) surface area, (B) the rate of increase of surface area, (C) volume, (D) the rate of increase of volume, (E) depth, and (F) the rate of increase of depth.
Fig 7.
Changes in burrow length and diameter over time.
Panels show: (A) length, (B) the rate of increase of length, (C) diameter, and (D) the rate of increase of diameter.