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NIM (Student Number)B1J014136
Nama MahasiswaHENTA RIA ANISA
Judul ArtikelVARIASI MORFOLOGI IKAN MAANVIS Pterophyllum scalare YANG DIPERDAGANGKAN DI WILAYAH PURWOKERTO
AbstrakIkan maanvis, Pterophyllum scalare merupakan ikan hias air tawar yang banyak diminati oleh masyarakat. Ikan maanvis mempunyai pola warna yang baragam dan mempunyai ciri khas yaitu sirip dorsal dan sirip anal membentang sampai ke ekor. Pemunculan strain baru yang terjadi pada ikan maanvis disebabkan karena mutasi pada beberapa pigmen warna. perubahan yang terjadi pada gen termutasi tersebut tercermin pada ekspresi fenotip (warna tubuh) sehingga memunculkan strain baru. Tujuan dari penelitian ini adalah untuk mengetahui karakter pembeda antar ikan maanvis berdasarkan morfologi, meristik, morfometrik standar, dan truss morfometrik yang terdapat di wilayah Purwokerto. Metode yang digunakan adalah metode survey dengan teknik pengambilan sampel secara purposive random sampling pada pedagang ikan maanvis yang terdapat di wilayah Purwokerto. Variabel yang diamati adalah karakter morfologi, meristik, morfometrik standar, dan truss morfometrik. Parameter yang diukur adalah pembanding antara jarak truss dengan panjang standar. Data karakter morfologi dan meristik dianalisis secara deskriptif. Data karakter truss morfometrik dianalisis dengan Uji Multiple Variance Anova kemudian diuji lanjut dengan Uji LSD, untuk mengetahui karakter yang paling membedakan antar strain dengan diamati banyaknya perbedaan yang muncul. Hasil perhitungan dan pengukuran karakter morfologi, meristik, morfometrik standar, dan truss morfometrik yang diperoleh dibandingkan dengan pustaka yang telah ada sebelumnya. Hasil penelitian menunjukkan bahwa karakter pembeda antar strain ikan maanvis berdasarkan karakter morfologi terdapat pada warna tubuh, warna sirip, dan bentuk sirip caudal. Karakter pembeda berdasarkan truss morfometrik yang paling menonjol terdapat pada strain black yaitu bagian kepala lebih kecil serta jarak antara pertengahan batas kepala bagian ventral sampai pangkal belakang sirip ventral lebih kecil. Kata kunci: karakter morfologi, meristik, morfometrik standar, Pterophyllum scalare, truss morfometrik
Abstrak (Inggris)Angelfish, pterophyllum scalare, is freshwater fish mostly loved by many people. The angelfish has varied colour patterns and also some characteristics. One of its characteristics is having dorsal fin and anal fin stretch to the tail. The appearance of new strains that occur in maanvis fish is caused by mutations in some color pigments. Changes that occur in the mutated gene are reflected in the expression of the phenotype (body color), giving rise to new strains. The aim of this research is to know the distinguishing characteristics among strains based on the morphology, morphometrics standard, meristic and truss morphometric of the angelfish found in Purwokerto area. In conducting the research, the researcher applied the purposive random sampling method especially in taking the sample of the research from the sellers of angelfish in Purwokerto area. The variables which were analyzed were morphological characteristics, morphometrics standard, meristic and truss morphometric. The parameter which was measured was between the truss gap and standard length. The data of morphological characteristics were analyzed descriptively. The result of the analysis and measurement of the morphological characteristics gained were finally compared with the literatures which has been existing. The data of meristic characteristics and morphometrics standard were analyzed by descriptively. The data of truss morphometric analyzed by Multiple Variance Anova-Test and then the researcher did analysis more deeply by doing LSD-Test to know the most distinguishing characteristics among the strains by analyzing some differences found. The result of the measurement on the characteristics of meristic, morphometics standard and truss morphometric which was gained then was compared with the related literatures which had been explained before. The result of the research shows that the distinguishing characteristics among the strains of angelfish based on morphological characteristics were found on body colour, fin colour, and caudal fin shape. The characteristics of truss morphometric which had many differences were found on black strain with other five strains which show about having smaller head and also smaller gap from the middle of the ventral head border to the posterior ventral fin. Keywords: meristic, morphological characteristics, Pterophyllum scalare, standard of morphometric, truss morphometric
Kata Kuncikarakter morfologi, meristik, morfometrik standar, Pterophyllum scalare, truss morfometrik
Nama Pembimbing 1Dr. Suhestri Suryaningsih, M.S
Nama Pembimbing 2Dra. Sri Sukmaningrum, M.Si
Tahun2019
Jumlah Halaman15
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