Comparative Analysis of Nutritional Content of Mudskipper Periophthalmus variabilis and Boleophthalmus boddarti

Gelodok or mudskipper fish are unique that have the ability to live in both aquatic and terrestrial areas. Some Indonesian who coastal areas use this for consumption. Types of abundant Indonesia from genera Boleophtalmus, Periophthalmodon Periophthalmus, where not all types been studied their nutritional content. The aim study was analyze content Boleophthalmus boddarti Periophthalmus variabilis. his compared two sampled Kaliwungu Kendal mangrove ecosystem Wedarijaksa Pati ecosystem. were measured by morphometry which included body length, width weight. Then analyzed content, namely carbohydrates using Luff Schroorl test method, protein Kjeldahl fat Soxhlet iron AAS phosphorus spectrophotometer method. results showed B. had a higher than P. variabilis . Meanwhile, carbohydrate, boddarti. difference due different feeding behavior, habitat, food B.boddarti