fish_url = (
    'http://www.fishbase.org/ComNames/CommonNameSearchList.php?CommonName=Tuna'
    )
page = urllib.request.urlopen(fish_url)
soup = BeautifulSoup(page)
scientific_names = [it.text for it in soup.table.findAll('i')]
print(scientific_names)
Web Scraping data using python?