Signals of Spring
    Signals of Spring Home Page

Welcome News Curriculum Maps and Data Research Links Scientist Partners Contact Info

Signals of Spring | Geography

2025 Season

Arctic Arctic       Antarctica Antarctica       Hawaii Hawaii

Click here for Whale Shark.
Whale Shark
(active)
Click here for White Shark.
White Shark
(final)


Image Credits: White Shark: Matt Davis, Maine Department of Marine Resources (DMR), Whale Shark: Flower Garden Banks National Marine Sanctuary/Ryan Eckert

* Signals of Spring schools have access to this password-protected data at the request of our collaborators.

Login to see previous years data. (Students and Teachers Only)

2002

Atlantic Bluefin Tuna
Gray Seal
Harbor Porpoise
Loggerhead Turtle
Northern Right Whale

2003

Atlantic Bluefin Tuna
Blue Marlin
California Sea Lion
Gray Seal
Green Sea Turtle
Harbor Seal
Hooded Seal
Loggerhead Turtle
Northern Right Whale
Sailfish
White Marlin

2004

HawaiiBlack-footed Albatross
California Sea Lion
Gray Whale
Green Sea Turtle
Harbor Porpoise
Harp Seal
HawaiiHawaiian Monk Seal
Hooded Seal
Loggerhead Turtle
Northern Right Whale
Sooty Shearwater

2005

HawaiiBlack-footed Albatross
California Sea Lion
Gray Seal
Green Sea Turtle
Harbor Seal
Harp Seal
Leatherback Sea Turtle
Loggerhead Turtle
Rough Toothed Dolphin
Steller Sea Lions
White-sided Dolphin

2006

Common Dolphin
ArcticGlaucous Gull
Gray Seal
Harbor Seal
Hawksbill Turtle
Leatherback Sea Turtle
Loggerhead Turtle
ArcticPolar Bear
ArcticRinged Seal
HawaiiTiger Shark

2007

AntarcticaAdelie Penguin
HawaiiBlack-footed Albatross
California Sea Lion
Common Dolphin
HawaiiFalse Killer Whale
Gray Seal
Harbor Porpoise
Harbor Seal
Harp Seal
HawaiiHawaiian Monk Seal
Hawksbill Turtle
Hooded Seal
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
ArcticPolar Bear
Sooty Shearwater

2008

AntarcticaAdelie Penguin
HawaiiBlack-footed Albatross
California Sea Lion
HawaiiFalse Killer Whale
Gray Seal
Greater Shearwater
Harbor Seal
Harp Seal
HawaiiHawaiian Monk Seal
Hawksbill Turtle
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
North Pacific Right Whale
Northern Elephant Seals
Olive Ridley Turtle
ArcticPolar Bear
HawaiiShort-finned Pilot Whale
Sooty Shearwater
AntarcticaSouthern Elephant Seals
ArcticWalrus

2009

AntarcticaAdelie Penguin
California Sea Lion
HawaiiFalse Killer Whale
Flatback Turtle
Gray Seal
Greater Shearwater
Harbor Seal
Harp Seal
Hawksbill Turtle
Humpback Whale
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Pink-footed Shearwater
ArcticPolar Bear
Sooty Shearwater
AntarcticaSouthern Elephant Seals
ArcticWalrus

2010

California Sea Lion
HawaiiFalse Killer Whale
Flatback Turtle
Greater Shearwater
Harbor Porpoise
Harbor Seal
Harp Seal
Hawksbill Turtle
Humpback Whale
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Pink-footed Shearwater
Sooty Shearwater

2011

Flatback Turtle
Greater Shearwater
Green Sea Turtle
Harbor Seal
Harp Seal
Hawksbill Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Pink-footed Shearwater

2012

HawaiiBlack-footed Albatross
Flatback Turtle
Gray Seal
Greater Shearwater
Green Sea Turtle
Harbor Seal
Hawksbill Turtle
Kemps Ridley Turtle
Loggerhead Turtle
Olive Ridley Turtle
Pink-footed Shearwater

2013

California Sea Lion
Gray Seal
Greater Shearwater
Green Sea Turtle
Harbor Seal
Hawksbill Turtle
Kemps Ridley Turtle
Loggerhead Turtle
Olive Ridley Turtle
Razorbill

2014

Basking Shark
California Sea Lion
Flatback Turtle
Gray Seal
Green Sea Turtle
Hawksbill Turtle
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Silky Shark

2015

California Sea Lion
Flatback Turtle
Gray Seal
Green Sea Turtle
Harbor Seal
Hawksbill Turtle
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Razorbill
Whale Shark

2016

Blue Whale
California Sea Lion
Flatback Turtle
Green Sea Turtle
Hawksbill Turtle
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Whale Shark

2017

Basking Shark
Blue Whale
California Sea Lion
Green Sea Turtle
Hawksbill Turtle
Kemps Ridley Turtle
Leatherback Sea Turtle
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle
Whale Shark

2018

Basking Shark
California Sea Lion
Green Sea Turtle
Hawksbill Turtle
Leatherback Sea Turtle
Leopard Seal
Loggerhead Turtle
Northern Elephant Seals
Olive Ridley Turtle

2019

Hawksbill Turtle
Humpback Whale
Leatherback Sea Turtle
Loggerhead Turtle
Minke Whale
Northern Elephant Seals
White Shark

2020

Black Marlin
Leatherback Sea Turtle
Mediterranean Spearfish
Northern Elephant Seals
White Shark

2021

Black Marlin
Blue Marlin
Common Murre
Humpback Whale
Mediterranean Spearfish
Minke Whale
Northern Elephant Seals
Striped Marlin
White Shark

2022

Green Sea Turtle
White Shark

2023

Hawksbill Turtle
Whale Shark
White Shark

2024

Hawksbill Turtle
Whale Shark
White Shark
Copyright © 1999-2025 U.S. Satellite Laboratory, Inc. All rights reserved.
NASA logo Sponsored by National Aeronautics and Space Administration
(NASA Award: NCC5433)