by Leah Chandler. Disease Etiology: Malaria is a protozoan disease, which are a group of eukaryotic single-celled organisms that infect humans and inhabit the body as parasites. Malaria is caused by four species of the protozoan genus Plasmodium, P falciparum, P vivax, P malariae, and P ovale.
The average NFL referee salary was $173,000 in 2013, and it is set to rise to $201,000 by 2019. Note that the NFL season only lasts about half the year, and for most NFL referees, refereeing is not their only job.
NHL referees start at around $120,000 per year while linesmen start at around $75,000 per year mark. So, how much do NFL referees earn in a year (2015)? NHL referees start at around $120,000 per year while linesmen start at around $75,000 per year mark. ADVERTISEMENT. An experienced NHL referee or linesman can easily double or rarely trible that amount. Baring in mind that being a NFL referee is not a full-time job, most referees make way more from their day jobs.