By using this site, you agree to the Privacy Policy and Terms of Use.
Accept
SimplyForensic Dark
  • Home
  • News Updates
    News Updates
    Keep up with the latest research news, updates & top news headlines in the field of Forensic Science.
    Show More
    Top News
    hero DNA mixtures new Simplyforensic
    NIST Publishes Review of DNA Mixture Interpretation Methods
    December 21, 2024
    photo 1532187863486 abf9dbad1b69 Simplyforensic
    Investigators looking for DNA Differences between identical twins
    October 16, 2022
    pexels rodnae productions 6065259 Simplyforensic
    Breakthrough in Cold Case: DNA from Cigarette Butts Leads to Arrest in 2003 Homicide
    January 3, 2025
    Latest News
    Forensic Science News Roundup March 18, 2025
    March 19, 2025
    Bybit’s $1.4B Crypto Hack – How It Happened & What’s Next
    February 28, 2025
    Rapid DNA Evidence Now Approved for CODIS Searches
    February 13, 2025
    NIST Publishes Comprehensive Report on DNA Mixture Interpretation Methods
    December 29, 2024
  • Forensic Case Files
    Forensic Case FilesShow More
    John Toms 1784 Case Torn Newspaper Evidence and Historical Crime Scene Setup Historical crime scene with torn newspaper antique pistol and candle John Toms case 1784 Simplyforensic
    The John Toms Case: How a Torn Newspaper Revolutionized Forensic Science in 1784
    April 6, 2025
    Meerut Murder Case 1 Forensic experts inspecting cement filled drum hiding crime evidence in a residential setting Simplyforensic
    Meerut Murder Case: Forensic Insights into a Gruesome Betrayal
    March 23, 2025
    Dennis Rader the BTK Killer BTK Killer aka Dannis Rader Simplyforensic
    The BTK Killer’s Fatal Mistake: How a Floppy Disk Ended a 30-Year Manhunt
    March 22, 2025
    Enrique marti vampira raval barcelona Enriqueta Martí leading a child through Barcelonas shadowy Raval district symbolizing her double life and dark crimes Simplyforensic
    The Vampire of Barcelona: The Shocking Crimes of Enriqueta Martí
    March 21, 2025
    The Marianne Vasststra Mystery Simplyforensic
    Marianne Vaatstra’s Murder: The Case That Redefined Dutch Forensics
    March 12, 2025
  • Blog
  • More
    • Submission Manager
    • Write for Us
    • Education & Career Guidance
    • Research & Publications
    • Study Materials
Reading: The Long Island Serial Killer: Unmasking a Serial Murderer
Sign In
Font ResizerAa
SimplyforensicSimplyforensic
  • Home
  • News Updates
  • Forensic Case Files
  • Blog
  • More
Search
  • Home
  • News Updates
  • Forensic Case Files
  • Blog
  • More
    • Submission Manager
    • Write for Us
    • Education & Career Guidance
    • Research & Publications
    • Study Materials
C425a236 E1a1 4920 A4a3 2184fb322a1f C425a236 E1a1 4920 A4a3 2184fb322a1f Simplyforensic

A Comprehensive Guide to Anti-Forensics

Simplyforensic
Simplyforensic
August 18, 2024
FacebookLike
InstagramFollow
YoutubeSubscribe
TiktokFollow
Have an existing account? Sign In
  • About Us
  • Privacy Policy
  • Terms of Use
  • Disclaimer
  • Contact Us
© SimplyForensic
murder 5380314 1920 Simplyforensic
Simplyforensic > Blog > Forensic Case Files > Serial Killers > The Long Island Serial Killer: Unmasking a Serial Murderer
Serial KillersUnsolved Cold Cases

The Long Island Serial Killer: Unmasking a Serial Murderer

Simplyforensic
Last updated: January 3, 2025 5:04 pm
By Simplyforensic
Published: January 3, 2025
13 Min Read
Share
13 Min Read
SHARE

Introduction

The Long Island Serial Killer, also known as LISK, the Gilgo Beach Killer, the Manorville Butcher, and the Craigslist Ripper, remains an unidentified suspect who is believed to have terrorized the South Shore of Long Island, New York, for over 26 years. This ruthless killer is thought to have taken the lives of 10 to 18 people, mostly sex workers who advertised their services on Craigslist. The discovery of their remains between 2010 and 2011 led to a series of chilling revelations and a hunt for the perpetrator that continues to this day.

Contents
IntroductionUnveiling the Grim DiscoveriesThe Unraveling of a Complex InvestigationUnveiling the Victims of the Long Island Serial KillerUnmasking a Suspect: John BittrolffNew Evidence and BreakthroughsMoving Closer to JusticeConclusion

Unveiling the Grim Discoveries

The search for the Long Island Serial Killer began when Shannan Gilbert, a 24-year-old woman who had vanished in May 2010 after making a distressed 911 call, led the police to the area near Gilgo and Oak Beach in Suffolk County. The remains of four victims, known as “The Gilgo Four,” were found close to each other in December 2010. Subsequently, six more sets of remains were discovered in March and April 2011 in Suffolk and Nassau counties. Law enforcement agencies suspect that the latter sets of remains are connected to the earlier discoveries.

One victim, Shannan Gilbert, was found a year after the initial discoveries. Her cause of death remains disputed, with police asserting accidental drowning and an independent autopsy suggesting possible strangulation. The investigation took a significant turn on July 13, 2023, when a suspect named Rex Heuermann, aged 59, was apprehended near his office in Midtown Manhattan. This arrest marked a potential breakthrough in the case that had haunted the region for decades.

The Unraveling of a Complex Investigation

The Long Island Serial Killer case has been marked by extensive police investigations and the Federal Bureau of Investigation (FBI) involvement. The first breakthrough occurred when Officer John Mallia and his cadaver dog discovered human remains near Ocean Parkway in Oak Beach on December 11, 2010. Mallia’s search area was based on FBI data suggesting that dumped bodies are frequently found in close proximity to roadways. The discovery of Melissa Barthelemy’s remains prompted the finding of three additional bodies nearby, leading to the identification of “The Gilgo Four.”

In March 2011, partial remains of Jessica Taylor were found along Ocean Parkway, while in April 2011, three more sets of remains were discovered, including an unidentified toddler and an unidentified Asian individual. The investigation spanned across counties and revealed connections between the victims, such as shared locations where parts of their bodies were found. In November 2011, the police announced their belief that a single person was responsible for all ten murders, likely originating from Long Island.

A $25,000 reward was offered in June 2011 to aid in the investigation. The case took another significant turn when Shannan Gilbert’s remains were finally located in Oak Beach in December 2011, providing further clues for the investigators. The involvement of the FBI officially began on December 10, 2015, after it was revealed that former police chief James Burke had impeded their participation. Burke’s subsequent indictment for civil rights violations and conspiracy shed light on the systemic hurdles faced during the investigation.

Unveiling the Victims of the Long Island Serial Killer

The Long Island Serial Killer case is marred by a string of gruesome murders that shocked the community. The discovery of the victims’ remains in December 2010 and subsequent findings in March and April 2011 revealed the true extent of the killer’s heinous crimes. Here, we shed light on the victims who fell prey to this ruthless murderer.

The Gilgo Four: Victims Discovered in December 2010

  1. Maureen Brainard-Barnes: Maureen, a 25-year-old from Norwich, Connecticut, went missing on July 9, 2007. She had expressed her intention to spend the day in New York City but was never seen again. As a mother of two, Maureen worked as a paid escort through Craigslist to support her mortgage payments. Despite taking a break from the sex industry, financial hardships forced her to return. Tragically, her life was cut short, and her body was found in December 2010. The killer had strangled her.
  2. Melissa Barthelemy: Melissa, aged 24, hailed from Erie County, New York. She vanished on July 12, 2009, while living in the Bronx and working as an escort via Craigslist. On the night of her disappearance, she met with a client, deposited money in her bank account, and attempted to contact an old boyfriend. Her teenage sister, Amanda, received a series of disturbing calls from a man believed to be the killer, mocking and insulting the family. The calls intensified, culminating in chilling threats. Melissa’s body was ultimately discovered. She, too, had fallen victim to strangulation.
  3. Megan Waterman: A 22-year-old from South Portland, Maine, Megan, went missing on June 6, 2010. She had placed advertisements on Craigslist, working as an escort. Megan informed her boyfriend that she was going out and would call him later, but tragically, that call never came. Her body was recovered in December 2010. Megan was a mother, tragically ensnared in sex trafficking. She, too, had been strangled.
  4. Amber Lynn Costello: Amber, aged 27, was from West Babylon, New York. A sex worker and heroin user, she disappeared on September 2, 2010. On that fateful night, Amber had gone to meet a stranger who had repeatedly called her, offering a substantial sum for her services. Having lived through hardships and battles with addiction, her family initially believed she was in a drug rehabilitation center when she stopped responding to their messages. Unfortunately, she had become another victim of the Long Island Serial Killer. Like the others, Amber was strangled, leaving behind a community devastated by her loss.

Victims Discovered in March and April 2011

As the investigation intensified, more victims were discovered in different locations near Oak Beach and Gilgo Beach.

More Read

forensic analyst in a modern investigative laboratory 1 Forensic analyst meticulously reviewing crime scene data and forensic evidence on multiple screens in a modern investigative lab Simplyforensic
How Accurate Are True Crime Podcasts & Netflix Documentaries?
The Horrific Crimes of Luis Garavito: The Most Prolific Serial Killer in Modern History
Police Make Arrest in Long Island Serial Killer Case
Delving into the Psyche of Serial Killers
John Edward Robinson: The Internet’s First Serial Killer
  1. Jessica Taylor: Jessica, 20 years old at the time of her disappearance on July 21, 2003, resided in Manhattan. Her naked and dismembered torso was found in Manorville, New York, on July 26, 2003, approximately 45 miles east of Gilgo Beach. Further remains were discovered on March 29, 2011, at Gilgo Beach, including a skull, hands, and a forearm, which were matched to Jessica through DNA analysis. She had worked as a sex worker in Washington, D.C., and Manhattan before her tragic end.
  2. Valerie Mack/Melissa Taylor/”Manorville Jane Doe”/”Jane Doe No. 6″: Valerie, also known as Melissa Taylor, went missing in 2000 when she was 24 years old. She was living in Philadelphia and working as an escort at the time of her disappearance. Valerie’s partial remains were discovered in Manorville in November 2000, wrapped in garbage bags and discarded near Halsey Manor Road and Mill Road. In 2011, additional remains were found, including a head, right foot, and hands, which were confirmed to be Valerie’s through DNA analysis. She had become another victim of this horrifying series of murders.
  3. “Peaches”/”Jane Doe No. 3”: This victim’s dismembered skeletal remains were discovered in Nassau County on April 11, 2011, near Jones Beach State Park. Her torso had been found 14 years earlier in 1997 at Hempstead Lake State Park. Investigators noted a heart-shaped peach tattoo on her left breast. It wasn’t until December 2016 that the remains found in 2011 were positively identified as belonging to “Peaches” and “Jane Doe No. 3.” This identification also confirmed that she was the mother of the unidentified toddler, “Baby Doe.”
  4. “Baby Doe”: The skeletal remains of a female toddler, estimated to be between 16 and 24 months old, was found on April 4, 2011, near the remains of Valerie Mack. Wrapped in a blanket, the child’s body showed no signs of trauma. DNA tests later linked her to her mother’s remains, “Jane Doe No. 3,” discovered near Jones Beach State Park. The toddler was African-American, wearing gold earrings and a gold necklace.

Unmasking a Suspect: John Bittrolff

On September 12, 2017, Suffolk County prosecutor Robert Biancavilla named John Bittrolff, a carpenter from Manorville, Long Island, as a suspect in at least one of the LISK murders. Bittrolff had already been convicted in May of that year for the murders of two other sex workers in 1993 and 1994. This connection raised suspicions about his potential involvement in the Long Island Serial Killer case. However, additional evidence and investigations were required to establish a definitive link.

New Evidence and Breakthroughs

In January 2020, Suffolk County Police Commissioner Geraldine Hart released images of a belt found near the crime scene. The belt bore the letters “HM” or “WH” embossed in black leather and was believed to have been handled by the perpetrator. Notably, the belt did not belong to any of the victims, adding a new dimension to the investigation. The police also emphasized the utilization of new scientific evidence and launched Gilgonews.com as a platform to share updates and receive tips related to the case.

In a breakthrough using genetic genealogy, “Jane Doe No. 6” was identified as Valerie Mack, also known as Melissa Taylor, in May 2020. This development demonstrated the potential of modern forensic techniques to uncover the victims’ identities and possibly lead to the killer’s identification.

Moving Closer to Justice

After years of relentless pursuit, a major development occurred on July 13, 2023, with the arrest of a suspect. While details surrounding the arrest are yet to be fully disclosed, it is a significant milestone in the quest for justice and closure for the victims’ families.

Conclusion

The Long Island Serial Killer case represents one of modern history’s most haunting and protracted investigations. The discovery of numerous victims and the subsequent search for answers have gripped communities and law enforcement agencies for over two decades. The involvement of the FBI, the release of new evidence, and the recent arrest signify a renewed determination to unmask the killer and bring them to justice. As the investigation continues, it is hoped that the relentless pursuit of truth will finally bring closure to the victims and their loved ones.

TAGGED:Forensic investigationLISKLong Island serial killerserial murdertrue crime
Share This Article
Facebook Copy Link
What do you think?
Love0
Sad0
Happy0
Sleepy0
Angry0
Dead0
Wink0
BySimplyforensic
Follow:
Forensic Analyst by Profession. With Simplyforensic.com striving to provide a one-stop-all-in-one platform with accessible, reliable, and media-rich content related to forensic science. Education background in B.Sc.Biotechnology and Master of Science in forensic science.
Previous Article 4 Shipman Harold 02 4 Shipman Harold 02 Simplyforensic The Disturbing Tale of Doctor Death: Harold Shipman
Next Article pexels kindel media 7773260 Simplyforensic Police Make Arrest in Long Island Serial Killer Case
Leave a Comment Leave a Comment

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Illustrating Archimedes Famous Eureka Moment As He Discovers The Principle Of Buoyancy Illustrating Archimedes Famous Eureka Moment As He Discovers The Principle Of Buoyancy Simplyforensic

Archimedes and Early Forensic Engineering: Foundations of Modern Science

Simplyforensic
Simplyforensic
October 6, 2024
FacebookLike
InstagramFollow
YoutubeSubscribe
TelegramFollow

Trending

Exploring Next-Generation Sequencing (NGS) Technologies

Explore the transformative power of Next-Generation Sequencing (NGS) technologies in genomic science, offering rapid, cost-effective…

April 3, 2024

DNA from Drop of Blood Yields Arrest in a Double Murder

A drop of blood subjected to modern DNA testing enabled Vermont State Police detectives to…

September 11, 2024

Exploring Forensic Science Careers: Pathways, Challenges, and Emerging Trends

Explore the diverse careers in forensic science, the pathway to becoming a forensic scientist, and…

April 3, 2025
Forensic DNA AnalysisStudy Materials

Forensic Kinship and Paternity Testing: A Comprehensive Guide

Forensic DNA Testing for Kinship and Paternity Analysis Laboratory Investigation Forensic scientists analyzing DNA samples for kinship and paternity testing in a laboratory setting Simplyforensic

Forensic kinship analysis applies DNA science to confirm biological relationships, supporting investigations, legal disputes, and humanitarian missions with powerful accuracy.

Simplyforensic
April 19, 2025

Your may also like!

Andrew Borden 1892 Murder Crime Scene A crime scene inside a luxurious 19th century Victorian parlor with ornate decor where forensic investigators examine bloodstains on a tufted sofa under golden chandeliers surrounded by evidence markers Simplyforensic
UncategorizedUnsolved Cold Cases

The Chilling Mystery of Andrew Borden: Infamous 1892 Murders

Simplyforensic
January 3, 2025
Jeffrey Dahmer 2 1664470542102 Jeffrey Dahmer 2 1664470542102 Simplyforensic
Criminal ProfilesSerial Killers

Jeffrey Dahmer: America’s Cannibalistic Serial Killer

Simplyforensic
May 26, 2024
4 Shipman Harold 02 4 Shipman Harold 02 Simplyforensic
Criminal ProfilesSerial Killers

The Disturbing Tale of Doctor Death: Harold Shipman

Simplyforensic
February 11, 2025
The Burari Deaths Unraveling the Mysterious Case of the Mass Ritual Suicide The Burari Deaths Unraveling the Mysterious Case of the Mass Ritual Suicide Simplyforensic
Forensic Case Files

The Burari Deaths: Unraveling the Mysterious Case of the Mass Ritual Suicide

Simplyforensic
June 30, 2023

Our website stores cookies on your computer. They allow us to remember you and help personalize your experience with our site.

Read our privacy policy for more information.

Quick Links

  • About Us
  • Privacy Policy
  • Terms of Use
  • Disclaimer
  • Contact Us
Contribute to Simply Forensic

Socials

Follow US
© 2025 SimplyForensic. All rights reserved.

Login

or
Create New Account
Lost password?
Welcome Back!

Sign in to your account

Username or Email Address
Password

Lost your password?

Not a member? Sign Up