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回复:虎鲸吧的一大堆资料。

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视频 悲剧的虎鲸
http://www.tudou.com/programs/view/bZy71XCSAhA/?resourceId=64899238_06_02_99
感谢原创作者@冷面色魔


IP属地:广西65楼2013-12-13 23:37
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    纪录片 浅滩上的掠食者虎鲸(搁浅战术的形成原因,,,,)
    http://www.tudou.com/listplay/kA4tkQYCw6Q/2dnDSyAE98M.html?resourceId=64899238_06_02_99
    感谢原创作者@冷面色魔 果然是吧主,发的好贴这么多。


    IP属地:广西66楼2013-12-15 22:38
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      视频 石斑鱼吞了条小鲨鱼http://www.tudou.com/programs/view/bmexCbNcY8E/?resourceId=64899238_06_02_99
      感谢原创作者@冷面色魔


      IP属地:广西67楼2013-12-15 22:56
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        海洋——摄制组幕后拍摄大白鲨
        http://v.youku.com/v_show/id_XMzAxNzY5ODU2.html
        占据了地表70%面积的海洋,孕育了无数的生命,包括地球上最大的生物。海洋离我们是那么近,又总是隔着一层神秘的面纱。除了我们所熟悉的浅海地带,在阳光照射不到的深海,还生活着各种各样的海底生物,这里的气压是地球表面的1100倍。影片将带领观众展开一场进入未知世界的冒险,尝试揭开海洋的神秘面纱。这同时也是一次与生活在海洋深处的活化石们的邂逅之旅,最新的电影设备使得电影可以从海底深处和空中去捕捉那些不可思议的美妙画面,让观众身陷绵延 10海里的金枪鱼群中,伴随混乱中的海豚队伍前行,与张开鱼鳍的大白鲨共舞……《海洋》将带来超越《地球》和《深蓝》的视觉体验,曾执导《迁徙的鸟》的雅克·贝汉和雅克·克鲁奥德再度联手,此次他们要展现给观众的,是一部关于海洋的美丽与残酷的传说。
        感谢原创作者@゜SILVY


        IP属地:广西70楼2013-12-21 00:11
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          IP属地:广西71楼2013-12-28 00:39
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            IP属地:广西72楼2013-12-28 00:40
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              Vocalization and signal characteristic of
              bottlenose dolphin
              NIU Fu-qiang, YANG Yan-ming, WEN Hong-tao, LIU Zhen-wen
              (Third Institute of Oceanography, State Oceanic Administration, Xiamen 361005, Fujian, China)
              Abstract: The research on the vocalization and signal characteristics of bottlenose dolphins in natural environment has
              been done. A large amount of original vocal signals are obtained by the broad frequency-band recording system integrated
              by laboratory instruments. Signals are evaluated by Matlab tools, and the results suggest that the sounds of bottlenose
              dolphins are complex and diverse, mainly including click, whistles and burst pulses etc. The paper focuses on the
              clicks having high frequency and narrow time. Clicks have a wide range of frequency distribution concentrating in 2~160
              kHz and the peak frequency as high as 110 kHz, but dolphins in tank emit clicks with lower peak frequencies. The
              number of clicks is obviously different under different acoustic behavior. Dolphins emit clicks more frequently at feeding
              and training times but the trends of spectral characteristic variation are basically the same.
              翻译
              发声和信号特性
              宽吻海豚
              牛富强,杨艳明,文陶虹,刘真文
              (第三海洋研究所,国家海洋局,厦门361005,福建,中国)
              摘要:在发声和宽吻海豚在自然环境下的信号特征的研究
              已完成。由宽频带记录系统集成了大量的原始声音信号
              通过实验室仪器。信号用MATLAB工具进行评价,实验结果表明,宽吻海豚的声音
              海豚是复杂多样的,主要包括点击,口哨声和短脉冲等。本文重点
              具有高频率的点击和窄的时间。点击有广泛的频率分布集中在2 ~ 160
              kHz和峰值频率高达110 kHz,但海豚在坦克发出点击与较低的峰值频率。的
              点击的次数是不同的声行为的明显不同。海豚发出的点击次数更频繁地在喂养
              培训时间但光谱特征变化趋势基本上是相同的。


              IP属地:广西74楼2013-12-28 00:42
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                4 讨 论
                瓶鼻海豚发声信号复杂多样,各种信号在时域上存在较大差距,但频率都集中在超声频带内。通过实验结果分析可以看出,click 声信号长度主要集中在20 μs~30 μs 之间,信号间隔差异较大;不同的声行为下瓶鼻海豚click 声信号的频谱特性基本上是一致的,峰值频率在110~120 kHz 之间,但发声次数有显著不同。喂食和训练时,发出的click 声信号次数较多,而自由游泳和受到惊吓时,发声次数明显减少。另外,实验计算结果也表明,室内环
                境下瓶鼻海豚的click 声信号频率峰值比自然环境下低40 kHz 左右,这与Whitlow W L Au 研究结果相一致[8]。本文对自然环境下圈养的瓶鼻海豚发声进行记录与分析,实验结果对于以后开展海豚声学相关研究提供了基础。对click 声信号强度以及频谱特性的细化分析,将是进一步的研究方向。


                IP属地:广西77楼2013-12-28 00:43
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                  视频 虎鲸围攻座头鲸
                  http://www.tudou.com/programs/view/Ui-deFXtYQM/?resourceId=0_06_02_99
                  感谢原创作者@冷面色魔


                  IP属地:广西78楼2013-12-29 23:56
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                    资料 雪茄鲨对虎鲸的啃咬

                    07年2月18日),一头成年雌性a型虎鲸身上的两处雪茄鲨咬痕



                    雪茄鲨,,,,,,,,,,,,,,,,据说这鲸鲨也是被他们啃过,,,,,,,


                    IP属地:广西79楼2013-12-30 00:00
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                      IP属地:广西80楼2013-12-30 00:02
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                        IP属地:广西82楼2013-12-30 00:03
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                          出自《bbc wildlife》
                          感谢原创作者@~啸月狼~


                          IP属地:广西83楼2013-12-30 00:04
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                            组图 安德内斯虎鲸袭击4头抹香鲸
                            It was the probably most specacular day I have ever spent on the water so far. Nothing was normal today when we headed out in the morning for our first trip. The flat calm water made it easy for us to find the whales and we had the luck of being surrounded by about 20 Sperm Whales in close range – an unusual amount. Next to those beautiful sightings we had Minke Whales showing up every now and then, getting the people on board excited and we could get some nice ID-pictures.

                            The afternoon seemed to become a more difficult trip as the wind was picking up and there were for some reasons less whales around. I saw one Minke Whale feeding close to the surface and people were watching it while waiting for a Sperm Whale to come back to the surface. Suddenly I saw another Minke Whale nearby but my collegues disagreed and insisted it had been something else, maybe an Orca. I looked at the bad picture I had taken in a rush and although the qualitiy is not good at all, it clearly shows a Minke Whale.
                            翻译:
                            这是我所花在水到目前为止可能是最specacular天。没有什么是正常的今天当我们走在早上我们的第一次旅行。平静的水使我们很容易找到鲸鱼和我们已经被大约20头抹香鲸近距离–运气不寻常量。接下来我们有小须鲸出现然后每一个现在,那些美丽的踪迹,让人兴奋,我们可以得到一些很好的身份证照片。
                            下午似乎成为风拿起旅行更加困难,有一些原因不鲸鱼在。我看到一个小须鲸喂养接近表面,人们看着它在等待一个抹香鲸回到表面。突然我看到一个小须鲸附近的但我的同事不同意,坚持了别的东西,也许虎鲸。我看了看坏的图片我已经匆忙,虽然质量不好,这清楚地表明一个小须鲸。


                            IP属地:广西84楼2014-01-01 00:46
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                              But what had my collegues seen then? Our captain said he believed he had seen something moving quick in front of the boat – and having heard that I saw an Orca popping up right behind our boat. The big male surfaced from underneath our boat, swimming enormously fast. I had no chance to take a picture, all I caught was a lot of water and a little bit of whale.
                              翻译:但我的同事看到了什么呢?我们的队长说他相信他所看到的东西在移动的船–前快速听说我看见一头弹出背后我们的船吧。大的男性出现在我们的船,游泳非常快。我没有机会拍照,我捉到了大量的水,一点点的鲸鱼。

                              虎鲸靠近了我们的船,游得非常快
                              作者都没机会拍照,
                              被只抓拍了这个部分虎鲸的照片,水花太大了


                              IP属地:广西85楼2014-01-01 00:47
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