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Where and when has the rare Fish Species Regalecus glesne been Found in the Mediterranean so far?
Thalassas: An International Journal of Marine Sciences ( IF 0.7 ) Pub Date : 2024-02-24 , DOI: 10.1007/s41208-024-00680-8
Gabriele Galasso , Roberto Carlucci , Gianfranco D’Onghia , Porzia Maiorano , Cristina Turco , Letizia Sion

The finding of two specimens of oarfish, Regalecus glesne, in the north-western Ionian Sea (central Mediterranean), in the years 2021 and 2022 and at depths of 525 and 350 m respectively, is reported to update the current information on the distribution of this teleost fish in the Mediterranean waters. In fact, to date, that most of the R. glesne findings are distributed in the western part of the Mediterranean basin, between the Ligurian Sea (Italy) and the Gulf of Lion (France), with 22 and 17 findings, respectively. The TL recorded in the Ligurian Sea ranges from 86.5 to 433 cm, and in the Gulf of Lion from 88 to 446 cm. For the two captured specimens during these surveys, the estimated total length were 650 and 2700 mm, respectively. Macroscopic examination of the gonads identified these specimens as an indeterminate and a female in the early stage of gonad maturity.



中文翻译:

迄今为止,地中海地区何时何地发现了稀有鱼类 Regalecus glesne?

据报道,2021 年和 2022 年在爱奥尼亚海西北部(地中海中部)分别在 525 米和 350 m 深度发现了皇带鱼Regalecus glesne的两个标本,更新了有关皇带鱼分布的当前信息。这种硬骨鱼生活在地中海水域。事实上,迄今为止,大部分R.glesne发现物分布在地中海盆地西部,利古里亚海(意大利)和狮子湾(法国)之间,分别有22个和17个发现物。利古里亚海记录的 TL 范围为 86.5 至 433 厘米,狮子湾记录的 TL 范围为 88 至 446 厘米。对于这些调查期间捕获的两个样本,估计总长度分别为 650 毫米和 2700 毫米。性腺的宏观检查确定这些标本是不确定的并且是性腺成熟早期的雌性。

更新日期:2024-02-25
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