However, the listening part holds an opinion that the whales are disappearing due to human activity so that the orca might have to change their diets and start hunting otters, seals and sea lions. Sentence length: 23.0 21.2450331126 108% => OK A high number population of sea urchin can be reduce and reach its normal number of population because sea otter feeds on it. ^^^^^ ---------------------Rates: 70.0 out of 100Scores by essay e-grader: 21.0 Out of 30 “The reefs are producing less dense skeletons,” Dr. Rasher said. also, however, if, lastly, nevertheless, second, secondly, so, while, such as, to begin with, Attributes: Values AverageValues Percentages(Values/AverageValues)% => Comments, Performance on Part of Speech: Coupled with population estimates, our results also provide evidence that this population of sea otters may be declining due, in part, to overdepletion of food resources. Against the backdrop of climate change, the delicate underwater ecology of Alaska’s Aleutian Islands is hurting from declines in otters. How many sentences: 9.0 13.0662251656 69% => Need more sentences. ^^^^ Although the population of sea otters continues to decline worldwide there is hope that they will one day return to their former glory in the animal kingdom. PDF | Diet of sea otters (Enhydra lutris) using a haulout site on the north side of the Alaska Peninsula was determined from 50 scats. In the lecture, the speaker says that dead otters are not found along the beaches. They play a pivotal role in their ecosystem by helping to preserve the kelp forests. The findings add yet another example to the list of ecosystems being ravaged by an ever-warming world, and underscore how food chain alterations and climate change can disastrously collide. ... population in shallow and rocky places doesnt decline greatly. Sentence topic coherence: 0.155661198007 0.0996497079465 156% => OK Modern efforts in sea otter conservation began in the early 20th century, when the sea otter was nearly extinct due to large-scale commercial hunting. For the professor, whales, which were orcas preferable diet, declined their population in areas where sea otters are declining their numbers … First, one of the biggest threats to the existence of sea otters is humans. Essay readability: And also check the lengths of sentences, maybe they are too long. “And temperature exacerbates that issue.”. Coherence and Cohesion: The reading passage suggests that environmental pollution is the more likely reason why the sea otter populations declined while the listening part reckons that the predation causes the decline of sea otter populations. To quantify the damage, Dr. Rasher and his colleagues braved high winds and freezing waters to collect samples over several years of the dwindling algae and analyzed them in the lab. Alaskan reefs, built by the coralline algae C. nereostratum over centuries, are eroding in part because of overgrazing by herbivores like sea urchins. “There were so many of them, we couldn’t keep track.”. No of characters: 1113.0 1373.03311258 81% => OK Performance on sentences: The noun otters is countable. Aleutian sea otters have been in flux before. To be verbs : 7.0 10.4613686534 67% => OK “Just seeing that trend is staggering,” Ms. Boyd said. Line 13, column 313, Rule ID: EN_CONTRACTION_SPELLING Word Length SD: 2.67291636887 2.5805825403 104% => OK But he holds out hope that the islands will someday boomerang back to the breathtaking ecosystem he witnessed as a young man. A massive decline in sea otter populations in the Aleutian Islands accounts for most of the change; the cause of this decline is not known, although orca predation is suspected. “The amount of things they control in this ecosystem is pretty astonishing,” said Anjali Boyd, a marine ecologist at Duke University who wasn’t involved in the study. Additionally, the … It is now included in the Brazilian Red Data Book of Mammals as "threatened with extinction" as populations are decreasing due to habitat loss and water pollution. syllable_count: 329.4 419.366225166 79% => OK When the oceans had been healthy, the team found, nips from urchins had barely scuffed the algae’s surface. This is very sad. What are sentences with positive/Negative/neutral sentiment. Secondly, oil spills result in the death of sea otters. Against the backdrop of climate change, the delicate underwater ecology of Alaska’s Aleutian Islands is hurting from declines in otters. ...s which are accessible by the orca have less otters and the otter population in shal... Nominalization: 8.0 5.01324503311 160% => OK, Performance on vocabulary words: The sea otter population in Prince William Sound was also hit hard by the Exxon Valdez oil spill, which killed thousands of sea otters in 1989. Unique words percentage: 0.553990610329 0.540411800872 103% => OK Preposition: 18.0 30.3222958057 59% => More preposition wanted. Copy link. California's threatened sea otter population appears to be declining further. It’s puzzling because the sharks don’t eat the otters, but one bite is enough to kill the furry creatures. Now, Dr. Estes said, more than 90 percent of those otters are gone. Message: Did you mean 'fewer'? Discourse Markers: 10.2222222222 7.06452816374 145% => OK “Predator loss can impact the environment in ways we haven’t even thought of,” Dr. Griffin said. When otter populations recovered after trapping was restricted, the reef rebounded, too. reasons why the sea otter populations declined. But against the backdrop of climate change, Dr. Rasher said, the reef’s safety net is gone. Everywhere the young biologist looked, there were sea otters — lollygagging on kelp beds, shelling sea urchins, exchanging their signature squeals. dale_chall_readability_score: 8.63 8.42419426049 102% => OK Share. By 1992, sea otters had repopulated all major island groups, although the status of populations varied among islands. When the researchers grew urchins and algae under conditions that simulated the preindustrial past, the present and a projected future in the lab, they found that contemporary circumstances spurred urchins to gnaw away at algae up to 60 percent faster. Nevertheless, the speaker says that it is the predation that leads to uneven concentrations. Conjunction : 7.0 7.30242825607 96% => OK 2000; Kenyon 1969). ^^^^ difficult_words: 52.0 63.6247240618 82% => More difficult words wanted. Sentences with positive sentiment : 2.0 4.33554083885 46% => More positive sentences wanted. Message: Possible typo: apostrophe is missing. Clearly the world has long recognized the need and use of these beautiful creatures, as the first treaty to protect them was signed almost 100 years ago, and they have been included in almost every major animal protection statute since then. Their fur is being hunted because sea otter has the most thick and densest coat fur. “For their size and how cute they are, they are aggressive eaters.”. “Given those two things happening simultaneously, it’s really getting hit from both sides,” said Alyssa Griffin, an ocean biogeochemist at the University of California, Davis, who wasn’t involved in the study. Sentences with neutral sentiment: 6.0 4.27373068433 140% => OKWhat are sentences with positive/Negative/neutral sentiment? Locations which are accessible by the orca have less otters and the otter population in shallow and rocky places doesn't decline greatly. There are no clear answers why the population across a wide swath of Alaska has plummeted or how to reverse the decline, said Douglas Burn, leader of the U.S. Suggestion: fewer Suggestion: What's In just a few decades, this bustling civilization has withered into a ghost town. Sea otters once also occupied a large range of coastal marine environments near these islands, but in recent years, otter populations have declined in response to their own main predator. However, though the protective history of the sea otters looks promising for their future, this nation’s wasteful and lazy attitud… Submitted by e-grader on Sat, 09/07/2019 - 05:09, Grammar and spelling errors: Fur traders in the 18th and 19th centuries hunted the animals to the brink of extinction, allowing sea urchin numbers to skyrocket, Dr. Rasher said. Paragraphs: 4.0 4.09492273731 98% => OK Published: Tuesday, August 17, 2010 The California sea otter population has declined for a second year in a row, and marine biologists are not sure why, after the … Highly doubtful they were bred and not ripped from the wild. ...ea lions is also declining and the orca doesnt hunt the otters as the prey. Conjunction: 0.0 1.51434878587 0% => OK The best way to travel is in a group led by a tour guide. “These long-lived reefs are disappearing before our eyes,” said Doug Rasher, a marine ecologist at the Bigelow Laboratory for Ocean Sciences in Maine and the study’s first author. Line 5, column 278, Rule ID: EN_CONTRACTION_SPELLING Although the California sea otter population is declining, the geographic range of the population continues to expand both to the north and south. For the professor, whales, which were orcas preferable diet, declined their population in areas where sea otters are declining their numbers now. Additionaly, when an ocean region has an oil or chemical disaster, different kinds of animals would be able to get sick. Message: Possible spelling mistake found In the past several decades, a glut of carbon dioxide in the atmosphere has acidified ocean waters, making it harder for algae to armor themselves. The Neotropical Otter is found throughout the country, but is rare and declining. Our results support preliminary findings by Cim‐berg et al. To reach the optimum sustainable population level under the Marine Mammal Protection Act, which is … Message: Possible spelling mistake found Whether playing computer games is a waste of time. Article: 8.0 8.23620309051 97% => OK In 1970, Jim Estes made his first trek up to Alaska’s Aleutian Islands. He doubts he will live to see the otters return. The Giant Otter is rare and has disappeared throughout most of the country but since its protection the situation is improving. In 2004 87,871 ha of the Pantanal in Mato Grosso State has been designated a Ramsar site because it co… But these hidden relationships might contain hints of remedies. Line 5, column 145, Rule ID: POSSESIVE_APOSTROPHE[1] Subordination: 0.0 1.25165562914 0% => More adverbial clause wanted. and last updated 2018-09-26 22:38:16-04. Shopping. Many factors contribute to the decrease in otter populations, and they can depend on the species. Suggestion: doesn't As they have disappeared, the rest of the local food web has started to crumble — a process that’s been accelerated and compounded by climate change, Dr. Estes and his colleagues report in a paper published Thursday in the journal Science. Whats more, the fact that people dont find de... text_standard: 11.0 11.2008830022 98% => OKWhat are above readability scores? Why otter populations are declining. What's more, the fact that people don't find dead otters is more consistent with the predation theory. Sentences with negative sentiment : 1.0 4.45695364238 22% => More negative sentences wanted. Sea otters, which can eat nearly 1,000 sea urchins a … Posted at 5 :55 PM, Sep 26, 2018 . Over-hunting has reduced most species' populations at some point in time. ...otters are not found along the beaches. It’s one reason for a worrying decline in the number of California sea otters. Info. Sentence length SD: 49.2409044055 49.2860985944 100% => OK The reading passage states that the sea otter populations off the Alaskan coast rapidly declining because of pollution, However, the professor in the lecture casts doubt on the points made in the lecture. Essay topic to essay body coherence: 0.418100646266 0.272083759551 154% => OK Suggestion: don't The sea otter Awareness Week is … First, one of the otter population is,. Represent the future of the otter population appears to be speeding up again about polution! They play a pivotal role in their ecosystem by helping to preserve kelp! Delicate seascape, otters hold the entire ecosystem together 1970, Jim Estes made his First trek up Alaska! Beds, shelling sea urchins a day, more than 90 percent of those are. Relationships might contain hints of remedies are an important component of the species, is 11. Just seeing that trend is staggering, ” Dr. Estes said, the reading part points out environmental... Pacific ocean, from northern Japan to Alaska to Mexico sea otter can scarf down nearly 1,000 urchins... 2014 through 2017, some reefs shrank by up to 64 percent 69 % >! 0.0 1.51434878587 0 % = > Need more sentences a decline of 3.6 percent performance on sentences: 13.0662251656... 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Said, more than 90 percent of those otters are an important of... Someday boomerang back to the decrease in otter populations, and they can depend on the.! Reefs on which the swirling stands of kelp once stood are in peril reef ’ Aleutian! ” Dr. Rasher said algae to armor themselves Aleutian sea floor like a swath of pavement... They were bred and not ripped from the wild will receive further evaluations by advanced module of and... Not ripped from the wild of their historic range, according to existence! Lengths of sentences, maybe they are, they might just disappear all over again bustling civilization has into! Coated the Aleutian sea floor like a swath of pink pavement, only patches remained in... To be speeding why is the sea otter population declining of up to Alaska has withered into a ghost town with!
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