31. Dinner might start with a hearty soup or fish and appetizer of biltong or rock lobster tails. 32. Early Commodore Amiga 500 units had " B52 / ROCK LOBSTER " etched on the main circuit board. 33. The Duke researcher, writing in the journal Nature, reports that a rock lobster is more like a violinist. 34. Even lunches feature specialties such as broiled rock lobster tail or whole roast prime rib of Angus beef. 35. Similar to a Rock Lobster , commonly called " kreef " in Afrikaans, are also popular in coastal areas. 36. In spring 1970 the Hokianga mean morality rate for blue cod and rock lobster increased to 35 %. 37. Valuable foreign earnings come from the royalties from the commercial crawfish or Tristan rock lobster ( Jasus ) industry. 38. Commercial fishing is primarily for abalone, southern rock lobsters , pilchards, and sharks, and fishing tourism is an established industry. 39. There were no more steak nights one to two times a week and the Australian rock lobster tails disappeared. 40. A biologist at Duke University has shown how a rock lobster makes pulsed, rasping sounds to scare off predators.