Mr. Krabs

Eugene Harold Krabs, known as Mr. Krabs, is an imaginary character in the American cartoon series "Spongebob Squarepants". Mr. Krabs is voiced by actor Clancy Brown. Mr. Krabs first appeared in the series' first episode "Help Wanted" on May 1, 1999. Mr. Krabs was created and designed by Stephen Hillenburg. 
Role in the series.
Krabs owns and operates the Krusty Krab. The Krusty Krab is a famous fast food restaurant and is placed in the Bikini Bottom. Krabs lives in a curved anchor with his daughter Pearl. Pearl is a teenage sperm whale.
Reception.
Some critics criticize that Mr. Krabs' personality was worsened over the years.