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Peru Pelican Mass Die-Off To Be Investigated

Ronan Kelly

Retired 2020
Peru Pelican Mass Die-Off To Be Investigated
04/29/12 07:55 PM ET

LIMA, Peru -- Peru's oceanographic agency says it will investigate the deaths of hundreds of pelicans on northern beaches where nearly 900 dolphins were recently found dead.

Puerto Eten fisherman's association president Fernando Niquen says his group found about 1,200 dead pelicans Thursday and Friday along a 105-mile (170-kilometer) stretch of coastline.

The government's Institute of the Sea says it found nearly 600 dead birds, mostly pelicans but also gannets, along a 43-mile (70-kilometer) stretch.
...
http://www.huffingtonpost.com/2012/04/30/peru-pelican-die-off_n_1464704.html

For our threads on dolphin die offs see "Horrific" dolphin mortality north coast of Peru - at least 2800 estimated dead and
Thousands of dolphins may have died in Peru's massive die-off; cause could remain mystery
 
Re: Peru Pelican Mass Die-Off To Be Investigated

First Dolphins, Now Pelicans: Scientists in Peru Investigate Massive Deaths

Posted by Jaime Lopez on May 2, 2012 in Americas
Government investigators in Peru have released a new explanation with regard to the sudden appearance of thousands of pelican carcasses in the northern coast of Peru. Evidence now points to starvation caused by overfishing.

Jose Delgado Castro, the chief of the Forest and Wildlife Administration of the Lambayeque region in Peru explained that his team has investigated the carcasses and that the marine birds exhibit clear signs of malnourishment: ?they are underweight, and there was no food found in their throat pouches.? Speaking about the shortage of fish ?particularly anchovy- in the coastal waters of the region, Mr. Delgado added: ?this could be a matter of overfishing, pollution, or even the sonar activity by oil exploration ships.?
...
http://news.co.cr/first-dolphins-now-pelicans-scientists-peru-investigate-massive-deaths/5988/
 
Re: Peru Pelican Mass Die-Off To Be Investigated

http://elcomercio.pe/peru/1409691/n...mina-tipo-virus-que-mata-delfines-pelicanos_1
Spanish-English translation

Imarpe not yet determined the type of virus that kills dolphins and pelicans

The scientific director of the institution indicates that further tests are needed to determine the cause of mass deaths

Thursday May 3, 2012 - 8:38 a.m. 10 comments

(Photo: Wilfredo Sandoval)
LUIS ZAPATA Puell / Wilfredo Sandoval BAYONNE

The Peruvian Sea Institute ( IMARPE ) still can not determine the type of virus that has killed hundreds of dolphins, pelicans and boobies have appeared in recent months stranded on the beaches of the north. After repeat testing, it was concluded that it was the morbillivirus, as suspected. Therefore, the scientific director IMARPE, Raul Castillo Rojas, announced in dialogue with RPP, which will require further analysis to find the cause of mass deaths.

Castillo said the first analysis were performed by specialists from universities and San Marcos Cayetano Heredia, and the Institute of Fisheries Technology. The results showed that the animals suffered from lymphoid depletion, ie, had low defenses, so that they could not move or eat properly.

The scientific director said Imarpe not launch any kind of ban on fish consumption, as it has been determined that the birds did not eat fish, so it is ruled out poisoning.

FREEDOM ALERT
In the presence of dead birds on the coast of the provinces of Trujillo , Viru and Ascope, the manager of Health Freedom , Henry Rebaza Iparraguirre, recommended that bathers in these areas to avoid entering the sea. Also asked not to eat raw sea animals and avoid contact with dead birds until after the health alert.

Rebaza explained that the recommendation is made ​​as a precautionary measure and not to alarm the people. "If there is a virus in the sea or the fish that is killing birds, it is better that people avoid contact" he said.

He added that specialists continue to work with the National Service of Agrarian Health (SENASA), IMARPE and the Ministry of Health through the Directorate General of Environmental Health (Digesa) to identify the cause of the deaths of dozens of pelicans and boobies in the last days.

The Police Chief Trujillo Tourism, Major Pedro Tunj?n reported that so far have found 76 dead birds on the coast of Viru and Ascope Trujillo, 20 more than those recorded on Tuesday, and four sea lions.

"We have found 10 dead birds on the beach in Salaverry, 18 in Puerto Malabrigo, 50 in Santiago de Cao, 10 in Puerto Mori. In the latter beach has also been reported the deaths of four sea lions, "he said.

COUNTING LAMBAYEQUE
wildlife specialists from the Technical Administration of Forestry and Wildlife, and Imarpe prosecution yesterday toured various beaches of Lambayeque to capture live specimens of pelicans and boobies. These animals will be analyzed in three laboratories of Chiclayo in order to know the causes of death of seabirds.

Local authorities were surprised when visiting the beaches of Santa Rosa, Pimentel, San Jose and Puerto Eten, for in a distance of four kilometers from Puerto Eten and the mouth of the river Reque found over 500 dead boobies and pelicans.

William Baigorrea, Head of Wildlife Management and Wildlife Lambayeque, described the incident as a major ecological disaster.

Baigorrea ordered the remains of ten copies of pelicans and boobies are sent for analysis to laboratories of the Faculty of Biology at the Universidad Nacional Pedro Ruiz Gallo, as well as the Regional Health Management and National Service of Agrarian Health.

The head of the Technical Administration of Forestry and Wildlife Lambayeque (ATFFS), Jose Delgado Castro estimated that in the last 12 days have killed more than 1,500 pelicans and boobies along 160 kilometers of coastline between the town of Punta Negra (Piura) and San Jos? (Lambayeque).

Yesterday's diligence was performed with the support of the owner of the First Prosecution of Crime Prevention of the city of Chiclayo, Lev Castro.

Unlike what health authorities have recommended La Libertad, Lambayeque those have not released the recommendation to avoid eating fish.

However, they suggested to take precautions when visiting the beaches, especially the La Bocana, which is flooded by thousands of tons of brush and debris carried by the river Reque.

VIEWPOINT
protect human health
since January this year the northern coast of the country has been invaded by hundreds of animals died from causes still unknown, but preliminary indications suggest that it would be natural causes.

Being a virus, there is little we can do to prevent mass death, but authorities must prioritize human health and the safety of the residents, and have done little or nothing for it since the beginning of this problem.

For example, there are reports of people who have been dolphins killed for consumption, thus putting their lives at risk.

Globally it is known that all cetaceans are highly contaminated, as they are exposed to toxic waste and hydrocarbons. So in any country the remains of dead animals in these circumstances should be treated as toxic waste.

However, in this case, the authorities have not shown any concern or care for healing. Even when picking up the remains, the staff was not prepared because it did not have the proper uniform or wearing gloves or mask.

It is also unfortunate that, although this issue is known since the first remains were found in January, the authorities just try a solution at this time of year when the press has mobilized together with the mass deaths.

Reduce the number of deaths is almost impossible, and to determine the cause will be necessary to resort to foreign laboratories in the country because there is still the ability to analyze these issues.

We may presume that this is a mutated virus. Viruses are abundant in nature and it is impossible to exterminate them. The fact is that by attacking animals, the first to die are the weakest.

This weakness is due to the damage to their immune system when exposed to contamination. Having a weakened immune system, susceptibility of animals to viruses and infections is higher, so when a virus loose in strong, raising the death rate of the species.
 
Re: Peru Pelican Mass Die-Off To Be Investigated

http://noticias.terra.cl/ciencia/pe...9b7f4054b1117310VgnVCM20000099cceb0aRCRD.html
Spanish-English translation

Peru: Death of dolphins and birds endangers human health
May 3, 2012 ? 6:00

In mid-April the Ministry of Environment in the same area reported the death of 877 dolphins since early January for reasons under investigation.
Photo: AFP


The mass death of dolphins and pelicans on beaches of northern Peru represents a risk to human health by the probable mutation of a virus that has caused the death and could affect people, estimated the NGO Mundo Azul.
"The presence of the remains of whales and birds on the coast is potentially dangerous and a risk to human health because it is a source of possible infection," he told AFP the German biologist Stefan Austerm?hle, director of Mundo Azul.
More than 1,500 birds, pelicans and boobies, died of unknown causes in the last twelve days across 160 miles of beaches in Piura, on the border with Ecuador, and Lambayeque, 790 km north of Lima, said a statement Ministry of Agriculture.
In mid-April the Ministry of Environment in the same area reported the death of 877 dolphins since early January for reasons under investigation.
Austerm?hle questioned have not been taken, such as incineration of bodies scattered on the northern beaches. "The remains are stranded and that exposes people to probable infections."
"The waste has to be collected by staff wearing gloves and masks," he said, referring to the press photographs that show people collecting samples from dead animals without protection, for further analysis.
Health authorities in the north on Wednesday recommended to avoid eating fish as a precaution after the death of dolphins and pelicans.
"As a precaution, we recommend not to consume raw fish for at least 72 hours to see what problem we are facing," he told RPP radio station Rebaza Henry, director of Health of the La Libertad region, 570 km north of Lima.
However, Edward Barriga, officer of the Marine Institute of Peru, told AFP that this recommendation "is creating a totally unnecessary alarm that can cause severe economic damage to the northern coast of Peru."
Preliminary reports from the Ministry of Environment indicate that the cause of death of the animals would be the presence of viruses Morbillivirus.
Barriga said it is difficult to have infection of dolphins to birds and can pass to humans, unless there is a mutation.
In this regard, Austerm?hle did not rule out the dreaded mutation can produce and cited what happened with bird flu in Asia, which the birds passed to humans.
The biologist explained that the Morbillivirus affects only cetaceans, so it is considered likely to be another virus that affects birds.
Northern authorities on Wednesday ordered from the remains be buried one meter deep to avoid health risks.
 
Re: Peru Pelican Mass Die-Off To Be Investigated

Keep off beaches, Peru warns after pelican deaths

Reuters
8:35 p.m. CDT, May 5, 2012

LIMA (Reuters) - Peru's government declared a health alert along its northern coastline on Saturday and urged residents and tourists to stay away from long stretches of beach, as it investigates the unexplained deaths of hundreds of dolphins and pelicans.

At least 1,200 birds, mostly pelicans, washed up dead along a stretch of Peru's northern Pacific coastline in recent weeks, health officials said, after an estimated 800 dolphins died in the same area in recent months.

Health Ministry recommended staying away from beaches, although it stopped short of a ban, and called on health officials to use gloves, masks and other protective gear when collecting dead birds.

The peak tourism season around Lima's beaches is over, although many surfers are still venturing into the waters near the capital.

The Agriculture Ministry said preliminary tests on some dead pelicans pointed to malnourishment. Oscar Dominguez, head of the ministry's health department, said experts had ruled out bird flu.

More...
http://www.chicagotribune.com/news/sns-rt-us-peru-health-alertbre8440e8-20120505,0,358652.story
 
Re: Peru Pelican Mass Die-Off To Be Investigated

Virus causes animal die-off along the coast of Peru

According to Peruvian vice minister of Environment, Gabriel Quijandria, the cause of death of thousands of fish, sea birds and diverse animal wildlife that has been washing ashore in the northern coasts of Peru, is a virus called morbillivirus which has caused similar effects in the coasts of Mexico and the United States.

microbeworld

See also:ProMed mail

-------------------------------------------------------------------------------------------------------------------------------------------------

Date: Fri, 4 May 2012

Source: Peru.com [in Spanish, transl.; edited]

http://tinyurl.com/86obowt

Pelicans from La Libertad died from malnutrition and parasitosis
-------------------------------------------------------
The lack of the Peruvian anchoveta (_Engraulis ringens_) [a fish of the anchovy family] and severe parasitism caused the death of hundreds of pelicans along the coast of La Libertad, according to an investigation carried out by specialists from Universidad Nacional de Trujillo (UNT).

Carlos Bocanegra, from the Fishing Biology Department of UNT, said that the persistence of summer warm temperatures is forcing the anchoveta, main pray for pelicans, to move south.

"We have found food items not frequently eaten by pelicans, such as catfish, shore fish, in theirs stomachs which indicates that given the lack of usual food, they have predated on what they could find", he said.

Another result of their study showed that the birds had an ascarid worm, a common pelican parasite, that contributed to the deterioration of their defenses.
Bocanegra said that the ascarid worm, which can measure up to 20 – 30 cm, causes anaemia, malnutrition and even death.

He warned that the main public health concern for people living nearby might be getting these worms, by eating the pelican meat or by getting in contact with the dead birds.

ProMED mail
 
Last edited by a moderator:
Re: Peru Pelican Mass Die-Off To Be Investigated

In only 20 days were found more than four thousand dead pelicans

Tuesday, May 8, 2012 | 4:00 a.m

snip

By studying the dead pelicans on the northern coast have found that low muscle mass by a problem of severe malnutrition. This coincides with the lack of food, so we have determined that the absence of anchovy, due to high sea temperature is the main cause of high mortality of seabirds reported. The anchovy is migrating south in search of cold waters, and the same behavior is observed in the pelicans. We found no food in their stomachs characteristic of these birds, fish such as catfish and banks, which explains the absence of food have taken what they could because they are starving. Malnutrition is killing them.
Another result of the study at the University of Trujillo is that some birds had roundworm, parasite of the Pelicans own, whose action is potentiated by lower their defenses because of the problem food. There was an excessive number of parasites, which means a risk to public health, because each female produces 250 000 eggs, which are thrown into the coast.


more...


http://www.larepublica.pe/08-05-201...n-hallado-mas-de-cuatro-mil-pelicanos-muertos
 
Re: Peru Pelican Mass Die-Off To Be Investigated

Chimbote: Pelicans continue to die on beaches

Published on May 8, 2012 by enlacenacional


Every day more dead pelicans on the beaches of Chimbote. The causes are still being investigated and will gradually discarding hypotheses.
Video :tiphat:http://www.youtube.com/watch?v=SilQebpBQUs&feature=player_embedded

This video also mentions that some people have speculated whether the pelican die-off was due to avian influenza - which was denied.
 
Re: Peru Pelican Mass Die-Off To Be Investigated

Extracts below, but worth reading in full -Ro

What is Peru?s dolphin and pelican die-off telling us?
BY PARA_SIGHT, ON MAY 9TH, 2012
...
Experts cited in the news coverage suggest that unusually warm surface waters (10F higher than the season average) are changing the swimming patterns of the huge anchovetta schools off the coast of Peru, driving them deeper and out of the diving range of pelicans. In other words, the pelicans appear to be starving. The dolphins on the other hand, have shown a high prevalence of infection with morbilivirus, which is an infectious disease.
...
Environmental toxins are worth a look. In situations like the one in Peru, where strong seasonal weather effects have profound impacts on the coastal food web, biotoxins from planktonic algae that can accumulate up the food chain are well worth investigating as a cause of animal deaths, especially where multiple species are involved. There are quite a few such toxins in the oceans, including brevetoxin, saxitoxin and domoic acid. Some of these are super nasty (saxitoxin is one of the most potent neurotoxins known to science). Unfortunately they can be hard to detect
...
In the LIS lobster situation, two key environmental changes (high temperature and hypoxia) combined with at least three diseases (Neoparamoeba, shell disease and calcinosis) and some fishery effects to cause the problem. These multifactorial explanations are hard to discover, hard to describe, and even harder for many people to accept. My guess is that this reflects a simplistic human grasp of cause an effect. We want A to cause B, but sometimes B is caused by 7% A, 13% C, 21% J and the rest who-the-hell-knows? That?s nature: it?s messy.
...
http://deepseanews.com/2012/05/whats-is-perus-dolphin-and-pelican-die-off-telling-us/
 
Re: Peru Pelican Mass Die-Off To Be Investigated

machine translation

A ton of dead pelicans were collected on beaches in Lambayeque

Tuesday, May 8, 2012 | 10:26 pm



It has been recommended to make a permanent cleaning of the beaches because there are still birds continue to die, but fewer than reported in late April.
About one ton of pelicans and boobies debris was eliminated from the coves Santa Rosa, San Jose, Monsefú and ports of Eten and Pimentel to safeguard the health of the population.
"The cleanup day advances by 95 percent. About 500 specimens have been collected and, mostly buried in these sectors of the coastline of Lambayeque, "said Jose Rivas Gelacio, chief manager of the Environmental Health Directorate of the Regional Health Management.
He told Andina news agency that during his tour there was a small group of birds dying on the beaches of Puerto Eten, Santa Rosa and Monsefú.
Rivas said that Environmental Health specialists have provided technical assistance to the coastal districts of Lambayeque, to carry out eradication and proper disposal of dead birds.
"They have been suggested to make a hole two feet deep to bury the seabirds, which must be located no closer than 500 meters away from where there is population," he said.

http://www.larepublica.pe/08-05-2012/recogen-tonelada-de-pelicanos-muertos-en-playas-de-lambayeque
 
Re: Peru Pelican Mass Die-Off To Be Investigated

machine translation

Although the Ministry of Production is the entity that is scheduled to issue an official version of the causes that led to the deaths of more than four thousand pelicans on the coast, including the region of Piura, yesterday the Department of Environmental Health (Digesa) Piura, performed the autopsy to duplicate. The Faculty of Biology of the UNP also made and other tests.

snip

"We hope to have ready on Friday, so that the institutions in charge of health surveillance can provide a more specialized opinion on the situation that has arisen," said Robert Barrett of the UNP.

http://www.eltiempo.pe/mayo2012/edicion-09-05-2012/noticias/local-555.html
 
Re: Peru Pelican Mass Die-Off To Be Investigated

The blog quoted in post #14 says:

The dolphins on the other hand, have shown a high prevalence of infection with morbilivirus, which is an infectious disease.

That is the first place I've seen that stated. (Also they say 'as many as 900' number, but most other estimates are that at least 900 dolphins washed up and local experts estimate numbers much higher.)

The only results of an examination of the dead dolphins I've seen reported up until now were these, (yet that blog post urging confirmation bias avoidance avoids mentioning this possible industrial factor at all):

http://www.flutrackers.com/forum/showpost.php?p=450716&postcount=3
All of the 20 or so animals Yaip?n has examined showed middle-ear hemorrhage and fracture of the ear's periotic bone, lung lesions and bubbles in the blood. To him, that suggests that a major acoustic impact caused injury, but not immediate death. Most of the dolphins apparently were alive when they beached, or had died very recently.

I'd like to see the rationale for reaching a conclusion that the morbillivirus infection was present in "high prevalence"? Is that compared to still living populations of dolphins in the area? Did they compare the virus' prevalence in populations living within and outside of the acoustic range of seismic surveys being done off the coast of Peru? Might acoustic stress and trauma depress there immune systems?

That blog never asks those questions, but this one does:

http://strandednomore.wordpress.com/perus-imarpe-ruled-that-dolphins-were-killed-by-morbillivirus-you-are-watching-shameless-spinoff-in-action/
 
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