bubblefishymon software package provides system load dockapp with a duck, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bubblefishymon
bubblefishymon is installed in your system.
Make ensure the bubblefishymon package were installed using the commands given below,
$ sudo dpkg-query -l | grep bubblefishymon *
You will get with bubblefishymon package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | X Window System software |
| Package | bubblefishymon |
| Version | 0.6.4-6 |
| Description | system load dockapp with a duck |
| Sub Section | X73 |