Last update: 2026-05-10

David Shiffman, Ph.D. 🦈

I am a marine conservation biologist studying sharks and a science writer. Posts are about science and the environment, science communication, and more! He/him

Reported Followers

151,738

7 days:1,871

14 days:3,613

30 days:29,033

Reported Followers by date

2026-05-09:151,738266

2026-05-08:151,472297

2026-05-07:151,175303

2026-05-06:150,872273

2026-05-05:150,599280

2026-05-04:150,319223

2026-05-03:150,096229

Actual Followers

94,093

7 days:1,696

14 days:2,954

30 days:4,751

Actual Followers by date

2025-11-21:94,093230

2025-11-20:93,863278

2025-11-19:93,585242

2025-11-18:93,343279

2025-11-17:93,064223

2025-11-16:92,841211

2025-11-15:92,630233

Reported Following

1,536

7 days:10

14 days:11

30 days:48

Reported Follows by date

2026-05-09:1,5360

2026-05-08:1,5361

2026-05-07:1,5351

2026-05-06:1,5342

2026-05-05:1,5324

2026-05-04:1,5282

2026-05-03:1,5260

Actual Following

1,520

7 days:10

14 days:10

30 days:45

Actual Follows by date

2026-05-09:1,5200

2026-05-08:1,5201

2026-05-07:1,5191

2026-05-06:1,5182

2026-05-05:1,5164

2026-05-04:1,5122

2026-05-03:1,5100

Blocking others

3,616

7 days:9

14 days:15

30 days:159

Blocks by date

2026-05-09:3,6161

2026-05-08:3,6151

2026-05-07:3,6142

2026-05-06:3,6123

2026-05-05:3,6090

2026-05-04:3,6092

2026-05-03:3,6070

Liking others

7 days:8

14 days:9

30 days:294

Likes by date

2026-05-09:112

2026-05-08:91

2026-05-07:81

2026-05-06:71

2026-05-05:60

2026-05-04:62

2026-05-03:41

Own posts

114,687

7 days:201

14 days:307

30 days:1,586

Posts by date

2026-05-09:114,68718

2026-05-08:114,66932

2026-05-07:114,63744

2026-05-06:114,59333

2026-05-05:114,56020

2026-05-04:114,54037

2026-05-03:114,50317

Likes earned

7 days:4,159

14 days:6,730

30 days:14,089

Likes by date

2026-05-09:291

2026-05-08:620

2026-05-07:682

2026-05-06:646

2026-05-05:388

2026-05-04:810

2026-05-03:722

Reposts earned

7 days:651

14 days:1,206

30 days:2,690

Reposts by date

2026-05-09:41

2026-05-08:104

2026-05-07:119

2026-05-06:134

2026-05-05:84

2026-05-04:101

2026-05-03:68