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'Mei': [69], '2018.': [70, 323], 'Metode': [71, 78], 'digunakan': [74], 'metode': [76, 82], 'observasi.': [77], 'pengambilan': [79], 'sampel': [80], 'menggunakan': [81, 110], 'purposive': [83, 335], 'sampling.': [84], 'Data': [85], 'diambil': [87], 'dalam': [88], 'jenis': [92, 151, 175], 'jumlah': [95], 'tegakannya,': [96], 'babi.': [99], 'Kerapatan': [100], 'dihitung': [102, 138], 'berdasarkan': [103], 'kategori': [104], 'padat,': [105], 'sedang': [106, 189, 212], 'jarang': [108, 194, 218], 'transek': [111], '1x1': [112, 373], 'm': [113, 117, 374, 379], 'luasan': [115], '5x5': [116, 378], '3': [119, 382, 439], 'kali': [120], 'pengulangan.': [121], 'Parameter': [122], 'kualitas': [123], 'air': [124], 'diukur': [126], 'suhu': [128], 'air,': [129], 'salinitas,': [130], 'pH,': [131, 391], 'kedalaman,': [132], 'kecerahan.': [134], 'Analisis': [135], 'data': [136, 339, 397], 'indeks': [140, 142, 144], 'keanekaragaman,': [141], 'keseragaman,': [143], 'dominansi': [145], 'regresi.': [147], 'Hasil': [148], 'didapatkan': [150, 173, 184], 'ada': [154], 'Thalassia': [159, 176, 424, 442], 'hemprichii,': [160, 425], 'Enhalus': [161, 426], 'acoroides,': [162, 427], 'Cymodocea': [163, 166, 428, 431], 'rotundata,': [164], 'serrulata.': [167, 432], 'Spesies': [168, 197], 'paling': [171], 'banyak': [172], 'hemprichii.': [177, 443], 'Jumlah': [178], 'tegakan': [179], 'padat': [183, 207], 'sebanyak': [185, 208, 213, 219], '320': [186, 450], 'individu/m2,': [187], '179': [190, 454], 'individu/m2': [191], '79': [195, 461], 'individu/m2.': [196], 'ditemukan': [201, 246], 'hanya': [202], 'Diadema': [203, 470], 'setosum,': [204, 471], '124': [209], 'individu/75m2,': [210], '144': [214], 'individu/75m2': [215], '204': [220], 'individu/75m2.': [221], 'Hubungan': [222], 'tinggi': [236, 245], 'r': [237], '=': [238, 501], '0,840': [239], 'artinya': [241], 'rendah.': [251], 'ABSTRACT': [252], 'beach': [254, 320], 'is': [255, 286, 328, 360, 423, 469], 'one': [256], 'of': [257, 284, 292, 301, 305, 315, 346, 351, 355, 366, 412, 418, 446, 476, 481, 488, 496], 'beaches': [258], 'in': [259, 340, 420, 457], 'Karimunjawa': [260], 'National': [261], 'Park,': [262], 'Beach': [265, 422], 'has': [266], 'a': [267, 377, 473, 485], 'good': [268], 'seagrass': [269, 302, 311, 347, 419, 435, 447, 493], 'ecosystem.': [270], 'Seagrass': [271, 358], 'ecosystems': [272], 'as': [273, 280], 'habitats': [274], 'for': [275], 'many': [276], 'marine': [277], 'life': [278], 'such': [279], 'Phylum': [281], 'One': [283], 'them': [285], 'Sea': [287, 463], 'urchins': [288, 317, 498], '(Echinoderms).': [289], 'The': [290, 331, 338, 395, 410, 433, 444], 'purpose': [291], 'the': [293, 298, 344, 349, 364, 413, 416, 458], 'research': [294, 342, 414], 'was': [295, 399, 449], 'to': [296, 313], 'determine': [297], 'density,': [299], 'composition': [300], 'and': [303, 308, 348, 353, 369, 393, 408, 430, 456, 484, 494], 'abundance': [304, 314, 354, 495], 'sea': [306, 316, 356, 497], 'urchins,': [307], 'correlation': [309], 'between': [310, 492], 'density': [312, 359, 448, 453, 460, 475, 480, 487], 'at': [318, 321, 438, 472], 'May': [322], 'Research': [324], 'methodology': [325], 'that': [326, 398, 466], 'used': [327, 334], 'observation': [329], 'method.': [330, 337], 'sampling': [332, 336], 'method': [333], 'this': [341], 'are': [343, 388, 441], 'type': [345], 'number': [350, 445], 'seagrass,': [352], 'urchins.': [357], 'calculated': [361, 400], 'based': [362], 'on': [363], 'category': [365], 'dense,': [367], 'moderate': [368, 452, 479], 'sparse': [370, 459, 486], 'by': [371], 'using': [372], 'transect': [375], 'with': [376, 381, 499], 'area': [380, 440], 'repetitions.': [383], 'Water': [384], 'quality': [385], 'parameters': [386], 'measured': [387], 'temperature,': [389], 'salinity,': [390], 'depth,': [392], 'clarity.': [394], 'analysis': [396], 'were': [401], 'diversity': [402], 'index,': [403, 405], 'uniformity': [404], 'dominance': [406], 'index': [407], 'regression.': [409], 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