ðə hˈaɪ ɐvˌeɪləbˈɪlᵻɾi ʌv lˈaɪt dˈuː tə lˈoʊ dˈɛpθs ænd njˈuːtɹiənt lˈɛvəlz mˈiːnz ðæt pɹˈaɪmɚɹi pɹˌɑːdəktˈɪvᵻɾi ʌv sˈiːwiːdz ænd ˈælɡiː kæn biː vˈɛɹi hˈaɪ.
The high availability of light (due to low depths) and nutrient levels means that primary productivity of seaweeds and algae can be very high.